The Best external HDD for the Wii U is a High Endurance 256GB MicroSD card! – Pretzel Logix
Can I add any micro SD card to my Nintendo Switch? - Quora
I finished modding my WiiU with a 4GB SD card (Tiramisu). Wanted to change SD cards. I bought a 64 SD card (Sandisk) and also formatted it to FAT32 but get this
The Best external HDD for the Wii U is a High Endurance 256GB MicroSD card! – Pretzel Logix
Easily Install Homebrew on Any Wii U or Virtual Wii
How To Upgrade A Wii's SD Card! - YouTube
Will this work for Wii U? : r/WiiUHacks
USB-C Card Reader, EEEkit 3-in-1 Micro SD Memory Card Reader, Type C to SD Card Reader Adapter 2TB Capacity for MacBook Camera Android Windows Linux and Other Type C Device - Walmart.com
Wii U Memory Cards - Best Buy
Amazon.com: Nintendo Wii Key SD Card Adapter (SD Card NOT Included) : Video Games