How to Fix Bootloop on Stock or Rooted Android Device

Recently, LG says an LG V20 Bootloop was caused by a cheap USB Type-C. Over these years, LG has been reported a serious issue with the smartphones going into a bootloop problem frequently. The bootloop issues involve LG G3, LG G4, LG G5 and LG V10 as well as the LG V20.

You probably worried about your Android phone or tablet would get the bootloop error. Bootloop errors can occur on both rooted and stock Android devices. Bootloop is basically an issue in which the device keeps rebooting onto the recovery mode instead of normal mode. Bootloop occurs earily, the main cause is that system files interfer with each other causing instablility or crashes at the boot sequence.

What can cause a bootloop issue?

Users who own an Android device can't stop from tweaking, changing, customizing, and optimizing the internal system and OS. However, these unofficial and risky tasks such as tweaks, changes, and customization can result in the most common issue -- bootloop. The following is the list of unofficial processes which can lead to a bootloop issue.

• Unlock the bootloader.
• Replace the stock recovery.
• Install any custom Kernel, mod, patch.
• Backup Android device's important data.
• Install apps from third-party platform that are compatible with your device.
• Flash any stock or custom ROM.
• Root your Android device.
• The device itself exists problem.

How to fix bootloop issue without any data loss?

Bootloop is definitely one of the most undesirable situations an Android device owner can get into. It is surely enough to make a newbie tremble a little if his/her beloved handset gets a bootloop. Here to fix the bootloop step by step.

   How to fix bootloop on a stock Android device?

1. Temporarily remove the device's battery and wait for 30 seconds before reinserting it or switch off non-removable battery phone for more than five minutes.
2. Boot the device into OS Recovery Mode by holding "Power" and "Volume Down" buttons for 10 seconds. If this method doesn't work well on your device, you had better refer to the Google instructions.
3. Select the "Wipe Data/Factory Reset" option in Recovery Mode.
4. Check if the device can now boot into the newly installed ROM or firmware. If not, then perform "Wipe Cache Partition".
5. Reboot the device.

   How to fix bootloop on a rooted Android device?

1. Install a TWRP custom recovery. If you have already installed one then go to the next step. If not, please refer to: How to Flash the TWRP Recovery to Android Device.
2. Temporarily remove the device's battery and wait for 30 seconds before reinserting it or switch off non-removable battery phone for more than five minutes.
3. Boot the device into Custom Rcovery Mode by holding "Power" and "Volume Down" buttons for 10 seconds.
4. Choose "Advanced" option in the Custom Recovery Menu.
5. Choose the option of "Wipe Delvik Cache". Select "Yes" when you are prompted for verification.
6. Go to "Mounts and Storage" and select "format/cache" option. It will wipe your cache files entirely.
7. Reboot your Android device.