System Manager (Carrier IQ): ZTE ZMAX

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


  1. From any Home screen, tap the All apps icon.
  2. Tap Settings.
  3. Scroll down to the 'PERSONAL' heading, then tap Backup and reset.
  4. Tap Collect diagnostics.
  5. Check or uncheck the Allow diagnostics check box.