Modern rooting tools like SuperSU or Magisk typically patch or disable this script automatically during the installation process.
Locate install-recovery.sh and rename it to install-recovery.sh.bak . skachat fail install recovery sh
While you generally don't "download" this script (it's already on your phone), you can find official recovery images and flashing tools on community sites: Official TWRP Devices for recovery images. Xiaomi Firmware Updater for stock recovery files. XDA Forums for device-specific guides. [How-To] Unlock, Install SU, Custom Recovery Modern rooting tools like SuperSU or Magisk typically
On some newer devices with strictly enforced verified boot (dm-verity), modifying this script without a patched kernel might cause a bootloop. Download Resources Xiaomi Firmware Updater for stock recovery files
Below is a draft post you can use to explain its purpose and how to manage it, especially for users trying to "stick" a custom recovery.
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 .
In many Android versions, the system includes a safeguard script located at /system/etc/install-recovery.sh or /system/bin/install-recovery.sh . Its primary job is to check the integrity of the recovery partition; if it detects a custom recovery, it automatically reflashes the original factory recovery.