Once you fix the error, keep it away with these habits:
This is the most reliable fix for Error Code 13. You will force Windows to give 3uTools unrestricted access to its own folder. 3utools failed to access folder error code 13 new
Step-by-Step:
3uTools folder > Properties.Pro Tip: Also repeat this for the 3uTools folder inside C:\Users\[YourName]\AppData\Local\ (You must enable "Hidden items" in File Explorer to see AppData). Once you fix the error, keep it away
If you want to solve the problem in under two minutes, run through this checklist: Right-click the 3uTools folder > Properties
If these don’t work, move to the advanced solutions below.
When trying to backup, restore, or manage files with 3uTools, users suddenly encounter Error Code 13 – usually labeled as “new” to distinguish it from older permission errors. The message indicates that 3uTools cannot read or write to a specific folder (e.g., the default backup directory, downloads folder, or temp folder).