The mtksu tool is a specialized exploit designed to take advantage of a vulnerability in the MediaTek kernel (specifically CVE-2020-0041 or similar "MediaTek-su" flaws). Unlike standard rooting methods that require an unlocked bootloader, mtksu attempts to grant temporary root permissions while the system is running by "tricking" the kernel. It is a favorite for users with locked bootloaders or those seeking a "systemless" root experience without data wipes. Deconstructing the Error
exploit. It contains the most detailed technical explanations and user-submitted fixes for various "critical init" errors. Hovatek Blog: Hovatek Forum mtksu failed critical init step 3 hot
Some users report that running chmod 755 mtk-su again from the /data/local/tmp directory and re-executing the binary multiple times can occasionally bypass a temporary glitch. The mtksu tool is a specialized exploit designed
mtk-su -c --cold --step3-delay=500