Issue:
When launching or installing License Manager an integrity check is reported and it does not open. The C:\Users\yourusername\AppData\Local\Temp\License Manager_reg.log shows signature problems on certain dlls.
Follow the steps below to update any certificates for .dll files that are listed as a problem in the License Manager_reg.log file.
1 - Run the following command(as Admin) to download the latest certificates in an SST file(requires internet, then you can transfer the file to the offline VM):
certutil.exe -generateSSTFromWU roots.sst
2- Open Powershell as admin and run the following commands: (You can open the roots.sst and install one by one the certificates that you require)
$sstStore = ( Get-ChildItem -Path <em>CertPath</em>\roots.sst)
$sstStore | Import-Certificate -CertStoreLocation Cert:\LocalMachine\Root
Example: