: Tools to restore or change International Mobile Equipment Identity numbers, often necessary after software corruption or motherboard replacements. Bootloader Unlocking

Open the main application executable (typically MTK GSM Lab.exe ).

Note: I assume you want a concise how-to for using the MTK GSM Laboratory V10 (commonly a USB flash tool/firmware service tool for MediaTek devices) to update/flash, backup, and repair GSM phones. Follow these steps carefully; flashing can brick devices and void warranties.