Sometimes the password for a remote desktop connection isn't saved. This is due too a local policy.
To change this you can do the following:
Code
open gpedit.msc
navigate to:
Computer Configuration - Administrative Templates - System - Credential Delegation
look for and open the following policy:
Allow saved credentials with NTML-only server authentication or
Allow delegating saved credentials with NTLM-only server authentication
select enabled and add your server/pc name where you want to connect
ATTENTION: Don't forget to put TERMSRV/ before your machine name
and save password from in the list
run gpupdate
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If that doen't work you may have to go to your credential manager and under
Windows