Developer options can cause a red border on the screen, errors when connecting to computers, or other problems. Use these steps to turn on/off developer options on the T-Mobile REVVL PLUS. It is recommended to turn them off.

Developer Options

Turn on

  1. From any home screen, tap Apps > Settings > About phone.
  2. Tap Build number 5 times to become a developer.

Turn off

  1. From any home screen, tap Apps > Settings > Developer options.
  2. Tap the On / Off slider to turn off.

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