The method of setting the default desktop as "Dim Sum Desktop" in vivo X9: First, enter Settings-More Settings-Application-Default Application Settings, and select "Dim Sum Desktop" as the default desktop. Go to Settings-More Settings-Security-Replace System Desktop, turn on "Allow Desktop Replacement" and turn off "Lock System Desktop with Home Key".

Specific operation steps:

1, standby desktop click setting

2, more settings

3. Applications

4. Default application settings

5. Click "Dim Sum Desktop" on the desktop as the default desktop.

6. Return to the more settings interface and click Security.

7. Replace the system desktop

8. Turn on "Allow desktop replacement" and turn off the "Home screen key locks system desktop" switch.