Force Restart SAMSUNG Galaxy A51 Simultaneously press the Side and Volume Down button until the screen goes dark then release both keys. Wait until SAMSUNG Galaxy A51 will be ready to use. How to reboot an Samsung Galaxy A51 1- First step:. Press and hold the power or unlock button on the Samsung Galaxy A51 until a screen with various options 2- Second step:. Among the options that are displayed on the screen of the Samsung Galaxy A51 we choose "Restart". If a 3- Third step:. Follow the steps below to optimise your device. Step 1. Go to Settings and select Battery and device care. Step 2. Tap Optimize now. Step 3. Once optimized, tap Done to finish. Check your device in Safe mode. Perform a Factory data reset. This Is Not a Factory Reset. Perform a Hard Restart/Reboot. Remove the Battery. Rebooting an Android device is usually a simple thing to do. But that's not the case when your phone or tablet is stuck and won't respond to any input. We'll show you how to force restart your Android handset. WorldofTech. I show you how to turn off (shut off or power down) or restart (reboot) the Samsung Galaxy A51 from the power off menu. Hope this helps. Tweet Factory Reset Hard Reset Samsung Galaxy A51 - Wipe All Data / Factory Reset - video How to Hard Reset SAMSUNG Galaxy A51 - Remove Screen Lock by Recovery Mode - video WARNING ! Hard Reset will erase all of your data. All described operations you are doing at your own risk. Help! This doesn't work. Check other SAMSUNG device solutions: If your phone is slow or freezes, it might help to restart it. Step 1 of 2. 1. Restart your phone. Press the Side key. Step 2 of 2. 1. Restart your phone. Simultaneously, press and hold the lower part of the Volume key and keep them both pressed until your phone restarts. Samsung Galaxy A51 - Restart Device. Here's how to restart your Galaxy A51 if it crashes and resets, freezes or runs slowly. Was this helpful? Samsung Galaxy A51 - Factory Data Reset (Powered Off) Perform a factory data reset only if necessary as it removes your Google™ account and all data including system data, app data and media. Samsung Galaxy A51 Stuck or Frozen Fix. If your Samsung Galaxy A51 is stuck, frozen, or has become unresponsive then you can perform a soft reset. This process is also known as a force restart operation. After performing this operation your phone will reboot and come to the normal state. 2Edo3.