Keep it safe.
Follow the 3-2-1 backup rule (3 copies, 2 different media types, 1 offsite/cloud) to ensure you never lose it. backup wii u nand
The term "bricking" refers to rendering a console useless—turning it into nothing more than a heavy brick. This usually happens when modifying system files, installing custom firmware (CFW) incorrectly, or experiencing a power cut during a critical system update. Keep it safe