If your system files are corrupted or you are performing a fresh installation, you may need the offline installer.
Windows Update is disabled, or the source files are missing. Solution: Use DISM with the Windows 7 installation media: microsoft net framework 3.5 1 windows 7 64 bit download
Need help with a specific error code? Leave a comment below (or check Microsoft’s official Q&A forums). Happy coding (and gaming)! If your system files are corrupted or you
| Aspect | Rating | |--------|--------| | | ⭐⭐⭐⭐ (easy if using Windows Features) | | Official download availability | ⭐⭐⭐⭐⭐ (still on Microsoft site) | | Necessity | ⭐⭐⭐⭐ (needed for many older apps) | | Security | ⭐⭐⭐ (no new updates; use only if required) | Leave a comment below (or check Microsoft’s official
Microsoft .NET Framework 3.5.1 performs best on Windows 7 Service Pack 1 (SP1) . If you haven't updated to SP1, many .NET features will remain buggy.
Use the DISM method with Windows 7 installation media as described above. Alternatively, download the full dotnetfx35_full_x64.exe from a trusted MSDN source (requires Visual Studio subscription).