How to Fix the 3uTools "Failed to Access Folder" Error Code 13
Fixing the 3uTools "Failed To Access Folder" Error (Error Code 13)
Windows Defender or third-party security software flag the file transfer as a threat. 3utools Failed To Access Folder Error Code 13
Security software often flags third-party iOS management tools as suspicious and locks the folders they try to access.
Temporarily disable live shields on software like Avast, Bitdefender, or McAfee. How to Fix the 3uTools "Failed to Access
If 3uTools continues to fail due to local folder access, download the official firmware from and use the
Avoid using front panel USB ports on desktop PCs; plug the cable directly into the . If 3uTools continues to fail due to local
Ensure you are selecting the correct file type. For example, during a flash, ensure you have selected a valid .ipsw file rather than the directory containing it.