bcdedit /set testsigning on bcdedit /set nointegritychecks on (Reboot required. Re-enable with off after work)
It looks like you’re asking for a on the topic: “All China Keypad Mobile USB Driver Download” — meaning USB drivers for Chinese feature phones (keypad phones, not smartphones) from brands like MTK (MediaTek) or Spreadtrum (Unisoc) .
Or use tool. 7. Conclusion Chinese keypad mobiles require chipset-specific USB drivers, mainly MTK VCOM or Spreadtrun SPD . Manual installation with signature enforcement disabled is necessary on modern Windows. Always download drivers from reputable GSM/repair forums, never from random “driver download” sites.