The service cannot accept control messages at this time 1] Update Windows Make sure Windows is updated. Open Settings and run Windows Update manually. Read: Credential Manager: Access is denied 2 ...

Credential Manager's security model is straightforward: if you're logged into Windows, you have full access. Click any password, hit Show, and there it is in plain text.

Now, click on Credentials Manager. Under the Windows Credentials, find the affected printer and expand it. You will see the Remove option there. Click on it to Remove.