If you have multiple adb sessions running simultaneously, it can interfere with the temp root process. Close all terminal windows and start fresh. 5. Patch Level and Security Update Reversal
: Using a 32-bit version of the tool on a 64-bit device (or vice versa) can trigger "critical error" messages. mtksu failed critical init step 3 best
Ensure you are using the latest version of the mtk-su binary. Older versions may not work on newer firmware. If you have multiple adb sessions running simultaneously,
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If you encounter this error, try the following methods in order: mtksu failed critical init step 3 best
report that simply re-running the permission command sometimes works after multiple tries. In your terminal, run: chmod 755 mtk-su Attempt to execute again: Verify File Directory Ensure the file is located in /data/local/tmp