iTunes failed to connect to the iPhone because it received an invalid response from the device

Updated: March 30, 2023
6 min read
iTunes failed to connect to the iPhone because it received an invalid response from the device
by Mykola Diakun
Tech Expert & Writer
Checked by
Quality Control team

Sometimes when synchronizing with iTunes on the iPhone, an error message appears "iTunes failed to connect to iPhone because an invalid response was received from the device". Any attempts to restore the firmware, uninstall, and reinstall iTunes does not bring the desired result, and the error message does not go away.

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Solving this problem is not as difficult as it may seem at first glance. All you need to do is delete the files in the Lockdown folder of your device.

Ways to eliminate the error

Initially, you need to disconnect your device from the computer. Also, be sure to close the iTunes application. Next, follow the steps depending on the program you use.

For devices using Windows XP

  1. Go to "My Computer," find the "Tools" section, then go to "Folder Properties," then "View," and change the "Hidden files" option to "Show hidden files and folders." Press OK.
  2. Go to: C:/Documents/Settings/All Users/Application/Data/Apple and delete unnecessary files from the folder.

For devices using Windows 7 and Windows Vista

iTunes failed to connect to the iPhone
  1. Open "My Computer" from the "Start" menu.
  2. Select "Organize," go to "Folder Options," and search. Then go to "View," change the "Hidden files and folders" setting to "Show hidden files and folders," then OK.
  3. Apple folder opens using the link C:/ProgramData/Apple, and delete all unnecessary files from the folder.
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For Mac OS X

  1. Open the Finder and select "Navigate," then "Navigate to Folder."
  2. In the input field, type /var/db/lockdown and press Enter. Open the "View" menu and choose to display the folder files as icons.
  3. You will see one or more files in the Finder with names made up of many characters from letters and numbers. Navigate to "Edit" in the Finder and select all of them.
  4. Select the File you want to delete and click "Move to Trash." When prompted, enter the password.

After completing all the actions, the computer must be rebooted.

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Invalid Date
Thanks to these solutions
Julia Miller
Invalid Date
Clearing the phone's memory helped me fix the issue, thanks for sharing!
Tyler Davis
Invalid Date
Thanks for sharing these solutions, they saved me a trip to the Apple store 🙏
Invalid Date
Clearing the cache and cookies on my iPhone helped me fix the error 🧹🍪
Invalid Date
Thanks for sharing these solutions, they fixed my iTunes connection issue ✨🎉
Brandon Lee
Invalid Date
Updating my iTunes to the latest version helped me fix the issue 🎶🎧
Invalid Date
This error message always stresses me out, but these solutions are great! 💻📱
Invalid Date
Restarting my iPhone worked for me! 🙌 Thanks for the tip!

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