Post the error code, please refer to friends with the same error code
OS Version = 5.1.2600, Platform 2, Service Pack 3
OS Description = WinXP - x86 Professional Service Pack 3
CommandLine = D:/d6d82a1105eaa9e6c52e05c240c232//Setup.exe /x86 /x64
Using Simultaneous Download and Install mechanism
Operation: Installing
Package Name = Microsoft .NET Framework 4 Client Profile Setup
Package Version = 4.0.30319
User Experience Data Collection Policy: UserControlled
Number of applicable items: 5
Final Result: Installation failed with error code: (0x80070643), "A serious error occurred during installation" (Elapsed time: 0 00:02:08).
1. Press the key combination win R to open Run, enter cmd, press Enter, enter net stop wuauserv, and press Enter to stop the update service;
2. Open "Windows" in the root directory of the C drive ” folder, find the SoftwareDistribution folder, and rename it to SDold;
3. Press the key combination win R to open run, enter cmd, press Enter, enter net start wuauserv, press Enter, and the update will be started. Service;
4.win R, enter regedit, open the registry, and expand to HKEY_LOCAL_MACHINE/SOFTWARE/Microsoft/Internet Explorer/
, then right-click on main, permissions, and set all user permissions to full control, as shown below: