For the average Windows 10 64-bit user: . The security risks and potential for bricking far outweigh any benefit. If you find a “guide” requiring you to disable driver signature enforcement for a phone repair, proceed with extreme caution—preferably on an isolated, offline machine with no personal data.
: Version 4.21.39.134 (released 2021-09-30) is a widely compatible 64-bit version for Windows 10 and 11. Sprd U2s Diag Driver For Windows 10 64 Bit