How to Solve Firmware Download Error on 3uTools?
Some users may meet download iOS firmwares error on 3uTools, even though the network connection is normal.
Here’s the tips to solve this problem. Check your network connection before you download the firmwares.
Step 1 Right click 3uTools, then then click “Open File Location”.
Step 2 Find out the file named “setting.cfg” and open it to edit.
Step 3 Add “xd=true” below “[Network]” as the following picture.
Step 4 You can save this new “setting.cfg” at any folder. Then replace this edited file to the folder of 3uTools.
Step 5 Re-launch 3uTools, and download iOS firmwares again.
If the download error still exists, please download the firmware from: http://www.3u.com/firmwares
- “iDevice is Connected, But Can’t be Recognized” While Using 3uTools? How to Solve the Frequent Operational Failure of 3uTools on Computer? How to Download and Set Ringtone Using 3uTools? 3uTools Frequently Prompts “Connection Timeout”? How to Back up and Restore in 3uTools? Failed to Export Photos Using 3uTools? How to Restore a Disabled iPhone Using 3uTools? Why It’s Failed to Delete Photos on iPhone Using 3uTools?