diff --git a/packages/abc/onboarding/onboarding.component.html b/packages/abc/onboarding/onboarding.component.html
index e5541119b..96717c30d 100644
--- a/packages/abc/onboarding/onboarding.component.html
+++ b/packages/abc/onboarding/onboarding.component.html
@@ -25,7 +25,7 @@
     </span>
     <div class="onboarding__btns">
       <a
-        *ngIf="!last && item.skip !== null"
+        *ngIf="!last && item.skip !== null && item.skip !== undefined"
         nz-button
         nzType="link"
         (click)="to('skip')"
@@ -38,7 +38,7 @@
         <ng-container *nzStringTemplateOutlet="item.prev">{{ item.prev }}</ng-container>
       </a>
       <a
-        *ngIf="!last && item.next !== null"
+        *ngIf="!last && item.next !== null && item.next !== undefined"
         nz-button
         (click)="to('next')"
         nzType="primary"
@@ -48,7 +48,7 @@
         <ng-container *nzStringTemplateOutlet="item.next">{{ item.next }}</ng-container>
       </a>
       <a
-        *ngIf="last && item.done !== null"
+        *ngIf="last && item.done !== null && item.done !== undefined"
         nz-button
         (click)="to('done')"
         nzType="primary"
diff --git a/packages/abc/sv/sv.component.html b/packages/abc/sv/sv.component.html
index 4ddf7c4e8..66b8fe65a 100644
--- a/packages/abc/sv/sv.component.html
+++ b/packages/abc/sv/sv.component.html
@@ -1,7 +1,7 @@
 <div
   class="sv__label"
   [class.sv__label-empty]="!label"
-  [class.sv__label-width]="labelWidth !== null"
+  [class.sv__label-width]="labelWidth !== null && labelWidth !== undefined"
   [style.width.px]="labelWidth"
 >
   <span class="sv__label-text">