Scroll down to Exclusions and click .
If error code 13 returns, I now know where to look first: permissions, locks, temp folder ownership, and odd filenames.
. This frequently occurs during backups, restores, or when moving IPSW files. Top Solutions to Fix Error 13 Run 3uTools as Administrator : Right-click the 3uTools icon on your desktop and select "Run as administrator" . This often bypasses Windows folder access restrictions. Repair iTunes Drivers Open 3uTools and go to the iTunes Utility Repair Driver 3utools failed to access folder error code 13 new
The most common fix for permission-based folder errors is granting the app full system rights. Close 3uTools completely. Right-click the . Select "Run as administrator" . Try the operation (flash or backup) again. 2. Change the Firmware/Backup Path
Unlock your iPhone, go to . Reconnect to the PC and select "Trust" on the popup. 8. Use Data Cable/USB Port Scroll down to Exclusions and click
Check the box labeled .
Go to 3uTools → Settings → Backup path → choose a simple folder like C:\3uTools_Backup (avoid Program Files or system-protected paths). This frequently occurs during backups, restores, or when
The most frustrating aspect of this error is the lack of clarity provided by the software. When the error pops up, it rarely specifies which folder it failed to access. Is it the backup folder? The temp folder? The photo cache?
: Ensure you are running the latest version. Go to the bottom right of the 3uTools interface and click Check Update .
Ensure both your PC and your iDevice have sufficient space. Insufficient "System Space" (less than 50MB) can cause operations to fail mid-process.