If you lose baseband after a flash:
Factory Tool v1.64 is a low-level flashing utility commonly distributed by hardware manufacturers (especially for ARM-based tablets, Intel-based embedded systems, and some Android x86 devices). Its primary job is to: factory tool v1.64
The v1.64 designation suggests a relatively mature version—likely released in late 2022 to mid 2023—with better stability and wider driver support compared to older v1.5x builds. Windows: