Tb-x605m Firmware

Technically, yes, via SP Flash Tool. However, this is risky because of "anti-rollback" protections on the bootloader. Downgrading can hard-brick the device. unless you understand the risks of ARB (Anti-Rollback).

Flashing official Lenovo firmware via LMSA does not void your warranty. Flashing custom, modified, or unofficial firmware does. Tb-x605m Firmware

There are two main methods to restore or update firmware on the TB-X605M. Technically, yes, via SP Flash Tool

Firmware updates or "flashing" (overwriting the old code with a fresh copy) are typically used as a final solution for critical software failures. Boot Loops via SP Flash Tool. However