Note: Please make sure that you back up your data and application before using these steps. Using below steps might result in to full wipe or data loss. Use at your own risk.
Using recovery mode you can do lot many things on android mobile, such as clear cache, apply update from the ADB or SDCard etc...
You can enter in the recovery mode using below steps:
- Power off your Samsung Galaxy S4.
- Press and Hold VOLUME UP, HOME button and keep pressing POWER button until phone vibrates.
- Wait until you see the Android logo and release all buttons. Keep pressing power button after vibrate might restart your mobile as default option on recovery screen.
You should see below screen once you enter the recovery mode. Use volume up & down button to select the available options and press power button to choose the option.