It is an error that can affect both the Galaxy S21 and any other mobile phone of the Samsung brand.
It can be solved as follows:
- Go to " Settings ".
- Select the " Applications " option .
- Click on " Bluetooth ".
- Select " Clear cache ".
By way of conclusion, we can affirm that even the best of mobiles can have defects. Fortunately, the vast majority of these failures have a solution. The solutions that we offer you to the failures of your Samsung Galaxy S21 will help you get a better performance from your phone.