1. Hold down the Power button for about 30 seconds.
2. If this doesn't work, connect your phone to charge for at least 5 minutes. Then, while connected to the charger, restart again by holding down the Power button for 30 seconds.

1. Check if a software update is available for your phone.

2. Check available storage and clear space if needed.

   You may see issues if your phone's internal storage is almost full. To free up space, remove unnecessary files and clear cached data.

1. Check for app updates.

2. Use safe mode to see if apps you installed are causing the issue and uninstall as needed.

   If your problem doesn't go away in safe mode, restart your phone and continue to the next section.

To remove any processes on your phone that may be causing the issue, you can reset your phone to factory settings.

A factory data reset will remove all data from your phone.