Remote Desktop not allowed to use saved credentials

1. Check if OS saved your credentials to connecting to server. WIN+R -> control userpasswords2 -> Advanced -> Manager Passwords -> Windows Credentials

rdp-1

2. Open gpedit.msc ->  Local Computer Policy->Computer Configuration->Administrative Templates->System->Credentials Delegation

3. Set  Allow Delegating Saved Credentials with NTLM-only Server Authentication to Enabled and add record for your server(s) using following format: TERMSRV/yourservername. Click OK.

allow-delegating-saved-credentials

4. WIN+R -> gpupdate /force

gpupdate

5. Check your RDP connection

Important: You can use TERMSRV/*.yourdomainFQDN to permit delegation of saved credentials to any hosts in your domain