Edit: I solved myself.
Fortunately before formatting the SD card and EmuNAND is not factory reseted,so I followed the "Move EmuNAND" tutorial on 3ds.hacks.guide and moved all EmuNAND contents to factory reseted SysNAND.
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Here is details:
I want to install newer fw using cart but i...
hi
in some days ago, I bricked my Wii U sysNAND for stupid reasons.
reasons:
replacing system files without nand backup
replaced files:
wii u menu, home button menu
now sysNAND showing 160-0103 error.
but I can access to redNAND/hbl/vWii.
so I have question.
Is it possible to restore...