Update README.md

README.md

@@ -12,9 +12,12 @@ I have uploaded some large file via LFS, so this is why I didnt fork from poxiao
 
 1. Download a suitable rootfs from
 https://kali.download/nethunter-images/current/rootfs/
-(I use kalifs-arm64-minimal.tar.xz here, and u can simply download module from release)
+
+(I use kalifs-arm64-minimal.tar.xz here, and u can simply download module from release. I think minimal rootf is enough while u can download any metapackage form Nethunter manager.)
 
 2. Move this rootfs directly to the root directory of the module, then compress it into a zip file, and use KernelSU to flash it in.
 
 ## Improvement with my code is welcomed! Feel free to contact with me!
-Known issue: cant automatically uninstall apks when uninstall from kernelSU manager
+Known issue: 
+- cant automatically uninstall apks when uninstall from kernelSU manager
+- throws error such as cant find /system/bin/su