Current version of .NET in this project is now deprecated. Please change to .NET 4.8
Yes, .NET Framework 4.0 has been deprecated and is no longer supported by Microsoft.
- .NET Framework 4.0 reached end-of-life (EOL) in January 2016.
- Microsoft only supports the latest version of the .NET Framework, which is .NET Framework 4.8 (as of July 2025).
- Older versions, including 4.0, do not receive security updates, bug fixes, or technical support.
Recommendation:
If you have applications running on .NET Framework 4.0, you should upgrade to .NET Framework 4.8 or migrate to modern .NET (.NET 8/9) for continued support and security.
For official details, see the .NET Framework support policy.
Current version of .NET in this project is now deprecated. Please change to .NET 4.8
Yes, .NET Framework 4.0 has been deprecated and is no longer supported by Microsoft.
Recommendation:
If you have applications running on .NET Framework 4.0, you should upgrade to .NET Framework 4.8 or migrate to modern .NET (.NET 8/9) for continued support and security.
For official details, see the .NET Framework support policy.