Very interesting question. Did you solve the problem and if so, how?
The required update info is stored here SYSTEM/save/8000000000000045
But how can you reset the info about update history?
Goldleaf (actual) delete Update and „reset Game“?
With DevMenu?
Would be nice if some more advanced...
My controller isn't recognized anymore and I don't know why. Is there any possibility to reset the WiiU HID settings of the USB-controllers I used before?
I have installed CBHC + HaxChi and have a problem that my alternative Controller now isn't emulating the WiiU-Gamepad anymore. I didn't find a solution so I am planning to uninstall CBHC and HaxChi as described here wiiu.hacks.guide/uninstall-cfw.html and then doing a WiiU format and install...