System Manager (Carrier IQ): LG Leon

Learn how to opt in / opt out of System Manager (Carrier IQ) on the LG Leon. System Manager makes it easier for T-Mobile to provide support for your device.


  1. From any Home screen, tap Apps.
  2. Tap Settings.
  3. If using Tab view, tap Menu > List view.
  4. Scroll to DEVICE and then tap Backup & reset.
  5. Tap Collect diagnostics.
  6. Tap the Diagnostics switch ON/OFF.