Hard Reset LG K40S

How to factory reset LG K40S? How to wipe all data in LG K40S? How to bypass screen lock in LG K40S? How to restore defaults in LG K40S?

The following tutorial shows all method of master reset LG K40S. Check out how to accomplish hard reset by hardware keys and Android 9.0 Pie settings. As a result your LG K40S will be as new and your MediaTek Helio P22 (MT6762)  core will run faster.

  1. At the very beginning, turn off the smartphone by pressing the Power button for a few seconds, then tapping the Power Off on the screen.
    Remove screen password on LG K40S Factory Reset LG K40S
  2. Once the device turns off, press and hold the Volume Down button + Power button. Remove Screen Lock on LG K40S
  3. When the LG logo shows up on the screen, keep holding the Volume Down button but release the Power button and press it again
  4. When Factory Data Reset pops up release all buttons. Factory Mode LG K40S
  5. Now use the Volume Down button to scroll down and select Yes, and then press the Power button to confirm it. Hard Reset LG K40S
  6. Then select Yes again and press the Power button to confirm and start the resetting process. Factory Reset LG K40S
  7. Wait a while until the "Welcome" screen appears. Wipe data on LG K40S
  8. Great job!

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Hard Reset will erase all of your data.
All described operations you are doing at your own risk.
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