Hard Reset Your Lenovo A3900 Easliy.

Hard Reset Your Lenovo A3900 Easliy.

Hard Reset Lenovo A3900. Today's guidebelajar will explain to you how to perform hard reset on Lenovo A3900 smartphone. Lenovo A3900 is the smartphone with 5,0 Inchi wide LCD, work on Android OS, v4.4.2 (KitKat) and suppoerted with Chipset Mediatek MT6752, Processor Octa-core 1.2 GHz Cortex-A53, GPU Mali-T760MP2, combined with 512 MB of RAM and 5 MP. Some People say that Hard reset process is call with master reset or factory reset. Many people asking why shoud we perform hard reset to our phone. The logical answer that can I say for this asking is :
  • Because we will sell our Lenovo A3900 Android phones
  • Our Lenovo A3900 has been lagging and stuck on android logo, this call with bootloop
  • There are many bug on Lenovo A3900.
  • We will give our Lenovo A3900 away to some one else, and we don't want that one know everything about our secret data, so we have to erase all data before back up it.
  • We want to remove all personal data and setting that was stored in Lenovo A3900.device.
  • We have forgotten on PIN or Patern Lock at Lenovo A3900.
  • and many other reason.

1st Method. Hard Reset Lenovo A3900 Using Menu :

  1. Make sure your battery is fully charged, Recommended you have 80% of battery capacity
  2. Then Backup your Lenovo A3900. Lihat guide backup disini.
  3. Go to menu: System Setting >
  4. Select Backup and Reset >
  5. Factory Data Reset > 
  6. Reset Phone
  7. Choose Erase everything to confirm that you already to perform hard reset on Lenovo 
    A3900
  8. Lenovo A3900 will continue to hard reset process to restore factory default.

2nd Method. Hard Reset Lenovo A3900 Using Hardware Keys:

  1. Make sure your battery is fully charged, we recommend that your battery has 80% power
  2. Always BackUp your important data that store in Lenovo A3900. see this guide
  3. Turn Off your Lenovo A3900 by hold and press Power Button for a second.
  4. Release any SIM card and SD card that was installed on your Lenovo A3900 smartphone.
  5. Then press and hold a combination key Volume UP + Power button.
  6. Release all button when your phone vibrate and show Android logo on LCD screen.
  7. Wait a while, you will enter recovery mode.
  8. Hard Reset Android Lenovo A3900
    Hard Reset Android Lenovo A3900
    On this screen you can use Volume Up or Volume down button to select menu
  9. You can select "wipe data/factory reset" and confirm it using Power Button
  10. Then select  "Yes--delete all user data". use volume down button to choice menu, and again confirm it using Power Button.
  11. Hard Reset Android Lenovo A3900
    Hard Reset Android Lenovo A3900
    After process finished you can select     "Reboot System Now"
  12. You can wait a while for  Lenovo A3900to reboot system
  13. Done, your hard reset process success now.