Soft Reset IRBIS TX21 7.0"

First method:

  1. At the beginning press and hold the Power button. Hard Reset IRBIS TX21 7.0
  2. From the options choose Power Off and then tap OK
  3. You should wait about 10 seconds.
  4. Press the Power key again to turn the phone back on. Hard Reset IRBIS TX21 7.0

Second method:

  1. Firstly, remove the back cover and the battery for a short while. 
  2. Put the battery and the cover back in. 
  3. Turn on the phone by holding the Power buttonHard Reset IRBIS TX21 7.0
Help! This doesn't work