AD Group Manager - Online manual
Options - Advanced
Configure domain and user settings.
- Use current user's domain. This is selected by default.
- Enter the full domain name for another domain.
- Use current user's credentials. This is selected by default.
- Save credentials in Windows Credential Manager. This is the safest and recommended way to save credentials.
NB: If you make any changes to this section, they will only come into effect the next time the program is launched.