: Services like Microsoft OneDrive may attempt to sync the Dolphin Emulator folder in real-time, locking files and preventing the emulator from renaming or writing new data.
Launching the application with elevated privileges can bypass basic permission blocks: Right-click Dolphin.exe . Select . 3. Change Folder Permissions dolphin ios-fs failed to write new fst
In 90% of cases, or Phase 3 (Fresh NAND) will solve the failed to write new fst error. The Wii System Menu is notoriously finicky about file system states, and a fresh start usually resolves the conflict. : Services like Microsoft OneDrive may attempt to