Navigate to your computer or mobile device's folder. Find the folder named Dolphin Emulator . Rename that specific folder to simply Dolphin .
Last updated: 2025. Dolphin iOS builds change frequently—always check the official Dolphin forums or the iOS-specific GitHub issues page for the latest fixes. dolphin ios-fs failed to write new fst
. This commonly occurs during startup or when launching a game, especially if the emulator needs to update the virtual Wii file system (FST). Core Causes Antivirus Interference : Security software like Windows Defender Bitdefender may block Dolphin from writing to your "Documents" folder. Cloud Syncing : Having your Dolphin user folder inside a directory can cause file locks that prevent writing. Permissions/Read-Only Navigate to your computer or mobile device's folder