Troubleshooting: Install .NET Framework failed - A certificate chain could not be built to a trusted root authority

Question : I try to install AutoCount 2.0 in a Windows 7 PC which required to install .Net Framework 4.6.1 & above. But when I install .NET Framework 4.6.2 in Windows 7 sp1, error prompted “NET Framework has not been installed because a certificate chain could not be built to a trusted root authority.” What should I do?

Version : 1.8 / 1.9 / 2.0

Possible Reason :

This error can occur when installing .NET Framework 4.7/4.6.2/4.6.1/4.6 or 4.5.2 on Windows Server 2008 SP2, Windows 7 SP1 and Windows Server 2008 R2 SP1 when an internet connection is not available.

Solution :

1) Download and install Microsoft certificates. Use the below link to download.

http://go.microsoft.com/fwlink/?linkid=747875&clcid=0x409

2) Run the file and click on Install Certificate.

3) Click on Next.

4) Then select Place all certificates in the following store, click on Browse, and select Trusted Root Certification Authorities. Then click on OK and Next to finish the installation.