PHP Extension Repository is a modern mirror of PECL website with Windows pre-build.
If you’ve recently upgraded to Windows 11 or purchased a new PC running Microsoft’s latest operating system, you might encounter a frustrating roadblock: an older application or game refuses to run, and the error message points to .
These errors typically mean Windows cannot find the source files.
Windows will now attempt to download the necessary files from Windows Update. This requires an active internet connection. Once complete, you’ll be prompted to restart your PC.
To install .NET Framework 3.5 SP1 on Windows 11:
If you’ve recently upgraded to Windows 11 or purchased a new PC running Microsoft’s latest operating system, you might encounter a frustrating roadblock: an older application or game refuses to run, and the error message points to .
These errors typically mean Windows cannot find the source files. microsoft .net framework 3.5 sp1 windows 11
Windows will now attempt to download the necessary files from Windows Update. This requires an active internet connection. Once complete, you’ll be prompted to restart your PC. If you’ve recently upgraded to Windows 11 or
To install .NET Framework 3.5 SP1 on Windows 11: microsoft .net framework 3.5 sp1 windows 11