From db12453cffc0c8da95ece9af53491298bff96c95 Mon Sep 17 00:00:00 2001
From: Jacob Dunn <88040916+jacobd91@users.noreply.github.com>
Date: Mon, 19 Feb 2024 12:01:48 -0500
Subject: [PATCH] Added "Learn more" links for all Browser Cache setting
 documentation. (#823)

---
 inc/options/browsercache.php | 85 +++++++++++++++++++++++++++++++-----
 1 file changed, 74 insertions(+), 11 deletions(-)

diff --git a/inc/options/browsercache.php b/inc/options/browsercache.php
index b45a83d8a..04986ff6f 100644
--- a/inc/options/browsercache.php
+++ b/inc/options/browsercache.php
@@ -88,6 +88,7 @@
 							value="1"<?php checked( $browsercache_last_modified, true ); ?> />
 						<?php esc_html_e( 'Set Last-Modified header', 'w3-total-cache' ); ?>
 					</label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-last-modified-header' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set the Last-Modified header to enable 304 Not Modified response.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
@@ -96,14 +97,18 @@
 					<label>
 						<input id="browsercache_expires" type="checkbox" name="expires"
 							<?php Util_Ui::sealing_disabled( 'browsercache.' ); ?>
-							value="1"<?php checked( $browsercache_expires, true ); ?> /> <?php esc_html_e( 'Set expires header', 'w3-total-cache' ); ?></label>
+							value="1"<?php checked( $browsercache_expires, true ); ?> /> <?php esc_html_e( 'Set expires header', 'w3-total-cache' ); ?>
+					</label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-expires-header' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set the expires header to encourage browser caching of files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<label><input id="browsercache_cache_control" type="checkbox"
-						<?php Util_Ui::sealing_disabled( 'browsercache.' ); ?> name="cache_control" value="1"<?php checked( $browsercache_cache_control, true ); ?> /> <?php esc_html_e( 'Set cache control header', 'w3-total-cache' ); ?></label>
+						<?php Util_Ui::sealing_disabled( 'browsercache.' ); ?> name="cache_control" value="1"<?php checked( $browsercache_cache_control, true ); ?> /> <?php esc_html_e( 'Set cache control header', 'w3-total-cache' ); ?>
+					</label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-cache-control-header' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set pragma and cache-control headers to encourage browser caching of files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
@@ -111,14 +116,18 @@
 				<th colspan="2">
 					<label><input id="browsercache_etag" type="checkbox"
 						<?php Util_Ui::sealing_disabled( 'browsercache.' ); ?>
-						name="etag" value="1"<?php checked( $browsercache_etag, true ); ?> /> <?php esc_html_e( 'Set entity tag (ETag)', 'w3-total-cache' ); ?></label>
+						name="etag" value="1"<?php checked( $browsercache_etag, true ); ?> /> <?php esc_html_e( 'Set entity tag (ETag)', 'w3-total-cache' ); ?>
+					</label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-entity-tag-etag' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set the ETag header to encourage browser caching of files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<label><input id="browsercache_w3tc" type="checkbox" name="w3tc"
-						<?php Util_Ui::sealing_disabled( 'browsercache.' ); ?> value="1" <?php checked( $browsercache_w3tc, true ); ?> /> <?php esc_html_e( 'Set W3 Total Cache header', 'w3-total-cache' ); ?></label>
+						<?php Util_Ui::sealing_disabled( 'browsercache.' ); ?> value="1" <?php checked( $browsercache_w3tc, true ); ?> /> <?php esc_html_e( 'Set W3 Total Cache header', 'w3-total-cache' ); ?>
+					</label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-w3-total-cache-header' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set this header to assist in identifying optimized files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
@@ -146,6 +155,7 @@
 						);
 						?>
 					</label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#enablehttpgzip-compression' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Reduce the download time for text-based files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
@@ -174,6 +184,7 @@
 						);
 						?>
 					</label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#enablehttpbrotli-compression' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Reduce the download time for text-based files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
@@ -181,7 +192,9 @@
 				<th colspan="2">
 					<label><input id="browsercache_replace" type="checkbox"
 						<?php Util_Ui::sealing_disabled( 'browsercache.' ); ?>
-						name="replace" value="1"<?php checked( $browsercache_replace, true ); ?> /> <?php esc_html_e( 'Prevent caching of objects after settings change', 'w3-total-cache' ); ?></label>
+						name="replace" value="1"<?php checked( $browsercache_replace, true ); ?> /> <?php esc_html_e( 'Prevent caching of objects after settings change', 'w3-total-cache' ); ?>
+					</label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#prevent-caching-of-objects-after-settings-change' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Whenever settings are changed, a new query string will be generated and appended to objects allowing the new policy to be applied.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
@@ -189,7 +202,9 @@
 				<th colspan="2">
 					<label><input id="browsercache_querystring" type="checkbox"
 						<?php Util_Ui::sealing_disabled( 'browsercache.' ); ?>
-						name="querystring" value="1"<?php checked( $browsercache_querystring, true ); ?> /> <?php esc_html_e( 'Remove query strings from static resources', 'w3-total-cache' ); ?></label>
+						name="querystring" value="1"<?php checked( $browsercache_querystring, true ); ?> /> <?php esc_html_e( 'Remove query strings from static resources', 'w3-total-cache' ); ?>
+					</label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#remove-query-strings-from-static-resources' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description">
 						<?php
 						echo wp_kses(
@@ -213,7 +228,12 @@
 				</th>
 			</tr>
 			<tr>
-				<th><label for="browsercache_replace_exceptions"><?php Util_Ui::e_config_label( 'browsercache.replace.exceptions' ); ?></label></th>
+				<th>
+					<label for="browsercache_replace_exceptions">
+						<?php Util_Ui::e_config_label( 'browsercache.replace.exceptions' ); ?>
+					</label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#prevent-caching-exception-list' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
+				</th>
 				<td>
 					<textarea id="browsercache_replace_exceptions"
 						<?php Util_Ui::sealing_disabled( 'browsercache.' ); ?>
@@ -242,15 +262,19 @@
 			</tr>
 			<tr>
 				<th colspan="2">
-					<label><input id="browsercache_nocookies" type="checkbox"
-						<?php Util_Ui::sealing_disabled( 'browsercache.' ); ?>
-						name="nocookies" value="1"<?php checked( $browsercache_nocookies, true ); ?> /> <?php esc_html_e( "Don't set cookies for static files", 'w3-total-cache' ); ?></label>
+					<label>
+						<input id="browsercache_nocookies" type="checkbox"
+							<?php Util_Ui::sealing_disabled( 'browsercache.' ); ?>
+							name="nocookies" value="1"<?php checked( $browsercache_nocookies, true ); ?> /> <?php esc_html_e( "Don't set cookies for static files", 'w3-total-cache' ); ?>
+						<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#dont-set-cookies-for-static-files' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
+					</label>
 					<p class="description"><?php esc_html_e( 'Removes Set-Cookie header for responses.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.no404wp', ! Util_Rule::can_check_rules() ); ?> <?php Util_Ui::e_config_label( 'browsercache.no404wp' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#do-not-process-404-errors-for-static-objects-with-wordpress' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Reduce server load by allowing the web server to handle 404 (not found) errors for static files (images etc).', 'w3-total-cache' ); ?></p>
 					<p class="description">
 						<?php
@@ -275,7 +299,12 @@
 				</th>
 			</tr>
 			<tr>
-				<th><label for="browsercache_no404wp_exceptions"><?php Util_Ui::e_config_label( 'browsercache.no404wp.exceptions' ); ?></label></th>
+				<th>
+					<label for="browsercache_no404wp_exceptions">
+						<?php Util_Ui::e_config_label( 'browsercache.no404wp.exceptions' ); ?>
+					</label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#404-error-exception-list' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
+				</th>
 				<td>
 					<textarea id="browsercache_no404wp_exceptions"
 						<?php Util_Ui::sealing_disabled( 'browsercache.' ); ?>
@@ -308,6 +337,7 @@
 					'key'            => 'browsercache.rewrite',
 					'disabled'       => Util_Ui::sealing_disabled( 'browsercache.' ),
 					'control'        => 'checkbox',
+					'control_after'  => '<a class="w3tc-control-after" target="_blank" href="' . esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#rewriteurlstructure-of-objects' ) . '">' . esc_html( 'Learn more', 'w3-total-cache' ) . '<span class="dashicons dashicons-external"></span></a>',
 					'checkbox_label' => wp_kses(
 						sprintf(
 							// translators: 1 opening HTML acronym tag, 2 closing HTML acronym tag.
@@ -379,18 +409,21 @@
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.cssjs.last_modified' ); ?> <?php Util_Ui::e_config_label( 'browsercache.cssjs.last_modified' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-last-modified-header-cssjs' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set the Last-Modified header to enable 304 Not Modified response.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.cssjs.expires' ); ?> <?php Util_Ui::e_config_label( 'browsercache.cssjs.expires' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-expires-header-cssjs' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set the expires header to encourage browser caching of files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th>
 					<label for="browsercache_cssjs_lifetime"><?php Util_Ui::e_config_label( 'browsercache.cssjs.lifetime' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#expires-header-lifetime-cssjs' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 				</th>
 				<td>
 					<input id="browsercache_cssjs_lifetime" type="text"
@@ -401,12 +434,14 @@
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.cssjs.cache.control' ); ?> <?php Util_Ui::e_config_label( 'browsercache.cssjs.cache.control' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-cache-control-header-cssjs' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set pragma and cache-control headers to encourage browser caching of files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th>
 					<label for="browsercache_cssjs_cache_policy"><?php Util_Ui::e_config_label( 'browsercache.cssjs.cache.policy' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#cache-control-policy-cssjs' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 				</th>
 				<td>
 					<select id="browsercache_cssjs_cache_policy"
@@ -431,36 +466,42 @@
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.cssjs.etag' ); ?> <?php Util_Ui::e_config_label( 'browsercache.cssjs.etag' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-entity-tag-etag-cssjs' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set the ETag header to encourage browser caching of files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.cssjs.w3tc' ); ?> <?php Util_Ui::e_config_label( 'browsercache.cssjs.w3tc' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-w3-total-cache-header-cssjs' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set this header to assist in identifying optimized files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.cssjs.compression' ); ?> <?php Util_Ui::e_config_label( 'browsercache.cssjs.compression' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#enable-http-gzip-compression-cssjs' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Reduce the download time for text-based files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.cssjs.brotli', ! function_exists( 'brotli_compress' ) ); ?> <?php Util_Ui::e_config_label( 'browsercache.cssjs.brotli' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#enable-http-brotli-compression-cssjs' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Reduce the download time for text-based files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.cssjs.replace' ); ?> <?php Util_Ui::e_config_label( 'browsercache.cssjs.replace' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#prevent-caching-of-objects-after-settings-change-cssjs' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Whenever settings are changed, a new query string will be generated and appended to objects allowing the new policy to be applied.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.cssjs.querystring' ); ?> <?php esc_html_e( 'Remove query strings from static resources', 'w3-total-cache' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#remove-query-strings-from-static-resources-cssjs' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description">
 						<?php
 						echo wp_kses(
@@ -486,6 +527,7 @@
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.cssjs.nocookies' ); ?> <?php Util_Ui::e_config_label( 'browsercache.cssjs.nocookies' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#disable-cookies-for-static-files-cssjs' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Removes Set-Cookie header for responses.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
@@ -524,18 +566,21 @@
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.html.last_modified' ); ?> <?php Util_Ui::e_config_label( 'browsercache.html.last_modified' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-last-modified-header-htmlxml' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set the Last-Modified header to enable 304 Not Modified response.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.html.expires' ); ?> <?php Util_Ui::e_config_label( 'browsercache.html.expires' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-expires-header-htmlxml' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set the expires header to encourage browser caching of files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th style="width: 250px;">
 					<label for="browsercache_html_lifetime"><?php Util_Ui::e_config_label( 'browsercache.html.lifetime' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#expires-header-lifetime-htmlxml' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 				</th>
 				<td>
 					<input id="browsercache_html_lifetime" type="text" name="browsercache__html__lifetime"
@@ -547,12 +592,14 @@
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.html.cache.control' ); ?> <?php Util_Ui::e_config_label( 'browsercache.html.cache.control' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-cache-control-header-htmlxml' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set pragma and cache-control headers to encourage browser caching of files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th>
 					<label for="browsercache_html_cache_policy"><?php Util_Ui::e_config_label( 'browsercache.html.cache.policy' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#cache-control-policy-htmlxml' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 				</th>
 				<td>
 					<select id="browsercache_html_cache_policy" name="browsercache__html__cache__policy"
@@ -576,24 +623,28 @@
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.html.etag' ); ?> <?php Util_Ui::e_config_label( 'browsercache.html.etag' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-entity-tag-etag-htmlxml' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set the ETag header to encourage browser caching of files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.html.w3tc' ); ?> <?php Util_Ui::e_config_label( 'browsercache.html.w3tc' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-w3-total-cache-header-htmlxml' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set this header to assist in identifying optimized files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.html.compression' ); ?> <?php Util_Ui::e_config_label( 'browsercache.html.compression' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#enablehttpgzip-compression-htmlxml' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Reduce the download time for text-based files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.html.brotli', ! function_exists( 'brotli_compress' ) ); ?> <?php Util_Ui::e_config_label( 'browsercache.html.brotli' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#enablehttpbrotli-compression-htmlxml' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Reduce the download time for text-based files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
@@ -606,18 +657,21 @@
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.other.last_modified' ); ?> <?php Util_Ui::e_config_label( 'browsercache.other.last_modified' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-last-modified-header-media' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set the Last-Modified header to enable 304 Not Modified response.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.other.expires' ); ?> <?php Util_Ui::e_config_label( 'browsercache.other.expires' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-expires-header-media' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set the expires header to encourage browser caching of files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th style="width: 250px;">
 					<label for="browsercache_other_lifetime"><?php Util_Ui::e_config_label( 'browsercache.other.lifetime' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#expires-header-lifetime-media' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 				</th>
 				<td>
 					<input id="browsercache_other_lifetime" type="text"
@@ -628,12 +682,14 @@
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.other.cache.control' ); ?> <?php Util_Ui::e_config_label( 'browsercache.other.cache.control' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-cache-control-header-media' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set pragma and cache-control headers to encourage browser caching of files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th>
 					<label for="browsercache_other_cache_policy"><?php Util_Ui::e_config_label( 'browsercache.other.cache.policy' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#cache-control-policy-media' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 				</th>
 				<td>
 					<select id="browsercache_other_cache_policy"
@@ -658,36 +714,42 @@
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.other.etag' ); ?> <?php Util_Ui::e_config_label( 'browsercache.other.etag' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-entity-tag-etag-media' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set the ETag header to encourage browser caching of files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.other.w3tc' ); ?> <?php Util_Ui::e_config_label( 'browsercache.other.w3tc' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#set-w3-total-cache-header-media' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Set this header to assist in identifying optimized files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.other.compression' ); ?> <?php Util_Ui::e_config_label( 'browsercache.other.compression' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#enablehttpgzip-compression-media' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Reduce the download time for text-based files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.other.brotli', ! function_exists( 'brotli_compress' ) ); ?> <?php Util_Ui::e_config_label( 'browsercache.other.brotli' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#enablehttpbrotli-compression-media' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Reduce the download time for text-based files.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.other.replace' ); ?> <?php Util_Ui::e_config_label( 'browsercache.other.replace' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#prevent-caching-of-objects-after-settings-change-media' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Whenever settings are changed, a new query string will be generated and appended to objects allowing the new policy to be applied.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.other.querystring' ); ?> <?php esc_html_e( 'Remove query strings from static resources', 'w3-total-cache' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#remove-query-strings-from-static-resources-media' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description">
 						<?php
 						echo wp_kses(
@@ -713,6 +775,7 @@
 			<tr>
 				<th colspan="2">
 					<?php $this->checkbox( 'browsercache.other.nocookies' ); ?> <?php Util_Ui::e_config_label( 'browsercache.other.nocookies' ); ?></label>
+					<a class="w3tc-control-after" target="_blank" href="<?php echo esc_url( 'https://www.boldgrid.com/support/w3-total-cache/configuring-browser-caching-in-w3-total-cache#disable-cookies-for-static-files-media' ); ?>"><?php esc_html_e( 'Learn more', 'w3-total-cache' ); ?><span class="dashicons dashicons-external"></span></a>
 					<p class="description"><?php esc_html_e( 'Removes Set-Cookie header for responses.', 'w3-total-cache' ); ?></p>
 				</th>
 			</tr>