1. Open the SupLogin client, go to [Settings] page, and select "Global Settings".

2. Under the "Autofilled Username and Password" option, click "Add".

3. In the add interface, enter the "Domain" you need to log into, along with the "Username" and "Password" to be filled in, then click "Confirm" to save.

4. After saving, the "Domain," "Username," and "Password" you saved will be displayed. You can also edit or delete them as needed.

5. Click [Add Browser Template (Preference)].

6. Enable the "Sync Saved Autofill" feature.

7. Finally, click "Save" at the bottom.