Scroll down to and click Manage Controlled folder access .

Dolphin needs to its user directory ( Documents/Dolphin Emulator/ on Windows, ~/.dolphin-emu/ on Linux, or ~/Library/Application Support/Dolphin/ on macOS). If Dolphin cannot write to the Wii folder inside that directory, it cannot generate or update the FST.

Create a new empty text file named portable.txt in the same folder as Dolphin.exe . This forces Dolphin to store all user data (saves, configs, and FST files) within that folder instead of a system directory.

Ensure the attribute at the bottom of the General tab is unchecked. 3. Move the User Folder (OneDrive Fix)

Run Dolphin from the terminal with sudo temporarily to test, but the better fix is:

To understand the fix, it helps to demystify the jargon in the error message.

Here are all the known solutions, from the quick and easy to the more advanced.

Did this error start happening right after a or a Windows update ?

Right-click inside the blank space of the folder, select , and choose Text Document . Name this empty text document portable.txt .

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