1. AC Question's Avatar
    i have gone into the secutity tab to change the settings but nothing is selectable and the page is frozen there is a white flashing arrow where the scanner should be
    also when using the password, the screen only stays on for less than 2 seconds, if you dont hit a key within this time it goes back to sleep
    05-20-2015 11:01 AM
  2. B. Diddy's Avatar
    Welcome to Android Central! Was this an official update pushed over-the-air? Or manually installed by you?

    Try wiping the cache partition: https://support.t-mobile.com/docs/DOC-19170
    05-20-2015 11:24 AM
  3. Bob Wells2's Avatar
    yes, it was an official upgrade over the air
    05-21-2015 05:40 AM
  4. B. Diddy's Avatar
    If the cache partition wipe doesn't help, see if you can go to ​Settings>Security>Clear Credentials.
    05-21-2015 10:26 AM

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