Test with RDA Flash Tool:
If you frequently use CoolSand RDA devices, you can enable Test Mode to permanently allow unsigned drivers:
Security Note: Test Mode weakens system protection. Only use on a dedicated repair machine or disable after flashing.
Since the driver is unsigned, permanent disablement is not recommended for security reasons. Use the temporary method:
Published by: Tech Repair Hub
Difficulty Level: Intermediate
Estimated Time: 15–20 minutes
Test with RDA Flash Tool:
If you frequently use CoolSand RDA devices, you can enable Test Mode to permanently allow unsigned drivers: coolsand rda usb driver 64-bit windows 10
Security Note: Test Mode weakens system protection. Only use on a dedicated repair machine or disable after flashing. Test with RDA Flash Tool:
Since the driver is unsigned, permanent disablement is not recommended for security reasons. Use the temporary method: If you frequently use CoolSand RDA devices, you
Published by: Tech Repair Hub
Difficulty Level: Intermediate
Estimated Time: 15–20 minutes