You can configure the default value for the design of the user screen.
The design you configured will be the default setting for the first logged-in user after the design change.
Users can change the default value set by the administrator in "Common settings" in "Personal settings", in "Design settings" of "Screen".

1. Click the Administration menu icon (gear icon) in the header.

2. Click "System settings".

3. Select "Basic system administration" tab.

4. Click Screen.

5. Click Design Settings.

6. On the "Design settings" screen, select the design you want to set, and click Save.