Extensive support for MTK and Qualcomm-based phones.
Samsung users can unlock devices through the Samsung Find My Mobile service . unlock tool username and password free
For desktop computers, removing the CMOS battery for 10-15 minutes resets BIOS settings including passwords. Locate the small coin cell battery on your motherboard, remove it while the computer is unplugged, wait, then reinstall. This works on most desktop systems but may be difficult or impossible on laptops. Extensive support for MTK and Qualcomm-based phones