If you experience visual issues on the character fonts such as this example:
Then you need to disable font smoothing with a GPO.
In the Default Domain Policy, enable the 'Do not allow font smoothing' GPO:
- run GPEDIT.MSC and go to
> Administrative Templates,
> Windows Components,
> Remote Desktop Services,
> Remote Desktop Session Host,
> Remote Session Environment
- open 'Do not allow font smoothing', change for Enabled .
- close GPEDIT.MSC.
Run CMD.EXE and type the 'GPUPDATE /FORCE' command to update the local strategies.
You should first get 'Updating policy...' then 'User Policy update has completed successfully.'
This is only available with Windows Server 2008, 2012, 2016 and 2019.