Look for an app named "OPPO Demo," "Retail Mode," or something similar. Tap it and select .
If you want, I can:
If the "demo" only refers to the status bar icons (like 100% battery and full Wi-Fi), it might just be the Android System Demo Mode About Phone Build Number 7 times until you see "You are now a developer." Go back to Additional Settings Developer Options System UI Demo Mode and toggle it 3. Engineering Codes
: This erases all data on the phone. Since it’s a demo unit, you likely have no personal files to lose.
Removing demo mode from Oppo devices can be a straightforward process using Oppo's built-in tool. However, users must exercise caution and ensure they meet the requirements and follow the step-by-step process carefully. Advanced users can also use third-party software or ADB commands, but this method carries more risk.