Tb-x605m Firmware -

A: Some TB-X605M units have EDL disabled in the bootloader. You may need to open the back cover and short the test points (TPs) near the battery connector. This is advanced – consult iFixit guides.

Keeping Your Lenovo Tab M10 (TB-X605M) Fresh: A Firmware Guide Tb-x605m Firmware

buttons while plugging it into a PC via USB. This forced the tablet into Fastboot Mode A: Some TB-X605M units have EDL disabled in the bootloader

This is the unmodified ROM released by Lenovo. It is the option for daily drivers. It passes SafetyNet (so banking apps work) and receives minor security patches. Stock firmware is distributed as a "QPST" or "LMSA" package. Tb-x605m Firmware