You can identify the problematic third party apps by entering the Safe Mode on your Samsung Galaxy Note 4. When you find certain harmful apps that can make your phone reboots randomly by it self, the screen becoming unresponsive, or many other weird behaviours, you may need to boot into Safe Mode.
When you use the Safe Mode in your phone as troubleshooting step, it can help you to find culprit then uninstall them securely. This Safe Mode is very helpful for us because we can use it for a while and then exit from it immediately after the problems fixed.
How to Enter Safe Mode on Your Samsung Galaxy Note 4
These following explanations are the way on how you can enter the Safe Mode on Galaxy Note 4 easily.
Step 1: Power down your phone
Please switch off your Samsung Galaxy Note 4 by pressing and holding your phone Power button for several seconds. Please wait until your Galaxy Note 4 is switched off completely. If it needed, you can take the plate back and battery off then put them on again so that you ensure your phone is switched off completely.
Step 2: Press and hold the Power button
You need to start the Safe Mode by pressing and holding the Power button until you see the Samsung logo shown up at your phone screen.
Step 3: Release the Power button when Samsung logo appearing
You need to let go off the Power button immediately while you see the Samsung logo appearing on your Galaxy Note 4 screen.
Step 4: Press and hold Volume Down immediately when you release the Power button
Please press and hold Volume Down immediately when you let go off the Power button. You have to ensure that you press and hold the Volume Down immediately so you can booting into Safe Mode.
Step 5: Hold Volume Down until the phone finish booting
Please keep hold the Volume Down button until the process of your phone booting is completed. If your phone is fully booted, you will see the lock screen show up on your phone.
You need to let go off the Volume Down button so that you can try to unlock the screen on your Galaxy Note 4. After you unlock the screen, you will see Safe Mode icon at the bottom of your phone screen. You can try again the same steps if your first try is not successful to boot into Safe Mode.
After you reach the Safe Mode on your Galaxy Note 4, you can ensure that your phone is still problematic or not. You can try to uninstall the apps that are the culprit of your phone problems. You can uninstall it one by one or uninstall them all according to your preference.
If your Samsung Galaxy Note 4 is still problematic after those options you take, you may need a further action like wipe cache partition or factory reset on your phone.