We are sorry to hear that our valued customer and Kindly you can try to do the below steps to solve your issue:
-Settings -Apps -Select the app -Storage -Clear cache & Clear data
If the issue still exists, You can diagnose the root causal of your case by setting the device to the safe mode as some third party apps might cause a bug in your device.
You can activate the Safe Mode option through the following steps:
- Restart your device - When it shows Samsung logo, you have to press and hold the volume down key till you reach Safe Mode - You can try to observe the device for Two or Three hours If the device is working fine in the safe mode, it means that this issue caused by some Third party apps you already installed on your device in the normal mode. Kindly check your Third party apps. and remove them one by one until resolving the issue.
If the issue still exists Kindly set a backup for your data using the following steps:
-Settings -Accounts and backup -Backup and restore -Backup data
Then you will be able to reset your phone to the factory default settings using the following steps:
-Settings -General management -Reset -Factory data reset
If the issue still exists, kindly visit Samsung service center
If you Google it you will see that it is a real issue almost everyone with Exynos chip S20 and 21 is facing. Samsung service centers will do a reset and give you some advices how to reduce the battery redemption, which is not helpful.There is a real problem and they don't want to admit it.
