Master reset: LG Optimus L9

Learn how to master reset the LG Optimus L9 through the menu or hardware keys.

 

 

 

 

Master reset from settings menu

 

A master reset restores the original factory settings and may delete your personal data on the internal storage, such as downloaded content, ringtones, images, apps, and contacts. It does not delete data stored on the SIM card or SD card.

 

To perform a master reset, follow these steps:

 

  1. Back up all data on the internal memory.
  2. From any Home screen, tap the Menu key.
  3. Tap System settings.
  4. Tap Backup & reset.
  5. Tap Factory data reset.
  6. Tap Reset phone.
  7. Tap Erase everything.

 

 

Master reset with hardware keys

 

A master reset restores the original factory settings and may delete your personal data on the internal storage, such as downloaded content, ringtones, images, apps, and contacts. It does not delete data stored on the SIM card or SD card.

 

If the device menus are frozen or unresponsive, you can master reset using hardware keys. To perform a master reset, follow these steps:

 

  1. Back up all data on the internal memory.
  2. Power off the device.
  3. At the same time, press and hold the following keys for 8 seconds: Power key, Home key, and Volume down key.
  4. After 8 seconds or when the Android displays, release the keys. The Master Reset will automatically start.