Dolphin Iosfs Failed To Write New Fst [2021] -

the emulator is unable to save or modify files in its designated user folder

A corrupted Wii NAND dump or a damaged fst.bin file can be the source of the problem. If the base file is corrupt, Dolphin may struggle to write a new, valid one. dolphin iosfs failed to write new fst

If Windows system folders are causing the block, you can isolate Dolphin into its own self-contained directory. the emulator is unable to save or modify