How does win7 use the classic start interface to log in

The steps of logging in with the classic start interface for Win 7 are as follows:

1. Enter gpedit.msc； in Start-Run;

2. expand computer configuration-—Windows settings-security settings-local policies-security options;

3. Find the interactive login on the right: don't display the last user name, and right-click to select properties;

4. Select Enabled and click OK;

5. restart the machine.