Chosen Solution
Phone was fine, shut off & wouldn’t turn on. Got it on and now is stuck in restart mode
Best to try and reset the phone: Power the device off.Press and hold the Home, Volume Up, and Power keys.Continue holding the buttons even if the Samsung logo appears. The Android system recovery menu will appear if this was performed correctly, and the keys can be released.Press the Volume Up or Volume Down key to select wipe data/factory reset, and then press the Power key to make your selection.Press the Volume Up or Volume Down button to select Yes ��� delete all user data, and then press the Power key to make your selection.When the reset is complete, press the Volume Up or Volume Down key to select reboot system now, and then press the Power key to make your selection.