Quick Answer An “Unknown System Error” message does not identify one confirmed cause. It may come from a specific app, an online service, an account problem, temporary app data, a software conflict, or the phone’s operating system. Take a screenshot of the complete error, note which app was open, and restart the phone. Do not … Read more
Quick Answer If your Android phone keeps opening the Recovery Mode screen instead of starting normally, highlight Reboot system now using the volume buttons and confirm with the Power button. Do not select Wipe data/factory reset, because that option erases your personal data. If the phone returns to Recovery Mode, check for stuck buttons before … Read more
Quick Answer First identify when the restart happens. A phone that reaches the lock screen or Home screen and then restarts requires a different troubleshooting path from a phone that repeatedly reboots before Android finishes starting. Use the symptom guide below to choose the correct fix. Do not perform a factory reset as the first … Read more
Quick Answer If your Android phone reaches the lock screen or Home screen and then restarts unexpectedly, first remove its case and connected accessories, check for scheduled automatic restarts, install available app and system updates, and confirm that storage is not nearly full. Next, test the phone in Safe Mode. If the restarts stop there, … Read more