Go to bootloader and clear the cache partitionTurn off ur device.Hold on ur power button and volume up button simultaneously until the "Samsung galaxy" logo visibleClear the cache.Please remember that ur usb cable should be connected.
I'm really happy to hear that u got ur heating issues solved by resetting the device.Unfortunately I also have a S21 FE SD 888 device. It also heats frequently and has battery draining also.I had also tried a resetting earlier, but unfortunately noth...