While official support has ended, the community continues to release updated builds:

Flashing a custom ROM voids your warranty and risks bricking your device if done incorrectly. Proceed at your own risk. Always backup your original firmware.

There is a 5% chance you will hard brick your device if you flash the wrong bootloader. If you are not comfortable with "USB Burning Tool" error codes (especially 0x10105002 ), stick to the stock firmware.