Modern rooting tools like SuperSU or Magisk typically patch or disable this script automatically during the installation process.
The file install-recovery.sh is an Android system script traditionally used to restore the stock recovery partition during boot, which can often overwrite custom recoveries like TWRP . skachat fail install recovery sh
If your custom recovery disappears after every reboot, you likely need to disable this script. Use a file manager with root access like Root Explorer . Navigate to /system/etc/ or /system/bin/ . Modern rooting tools like SuperSU or Magisk typically