Invalid Signature Detected: FIX for iTunes Has an Invalid signature on Windows 10

If you use an iPhone and don’t have a Mac, you’ll need iTunes. ITunes syncs media files to an iPhone and backs it up so you can find it hard to bypass the app.

ITunes is a slow app and has been dropped on macOS. Windows 10 users still have to deal with it and sometimes, installing and running the app alone is a problem.

ITunes has an invalid signature

When you install iTunes, you may see an error ‘iTunes has an invalid signature’. This error prevents the application from being installed.

The ‘iTunes with an invalid signature’ basically means that the publisher of the app cannot be verified through a digital signature. This is probably because of a problem with the installer of the application you downloaded. This problem can also appear if you are trying to update iTunes.

Confirmed Invalid Signature (FIX)

Here are a few things you can do to try to correct the error.

1. Download the installer again

If you run into this error while trying to install iTunes for the first time, uninstall the installer from your system. Download the installer again from Apple’s official website. Do not download the installer from other sources, as it may be corrupt or wrapped in malicious scripts.

2. Install iTunes from the Microsoft Store

The executable iTunes file available for download on Windows 10 installs iTunes as a desktop app. If the action from the official website does not work, install the UWP iTunes app from the Microsoft Store.

  1. Visit this link in your browser.
  2. When prompted, click on the Open Microsoft Store button.
  3. Click Get, and then Install.
  4. ITunes will be installed from the Microsoft Store where signature problems do not occur.

3. Fix problems with Apple update service

It’s up to Apple’s update service to download and install a new iTunes update. If there is a problem with it, it may fail the update.

  1. Open Control Panel.
  2. go to Programs> Enter a program.
  3. look for Apple update service.
  4. Select it, and click on the Repair button.
  5. When the repairs are complete, try updating iTunes.

4. Install and reinstall iTunes

If you see the error ‘iTunes has an invalid signature’ when you try to update iTunes, uninstalling and reinstalling it can correct the problem. Uninstalling iTunes will not delete any backup of your iPhone and will not delete your media library.

  1. Open Control Panel.
  2. go to Programs> Enter a program.
  3. Choose iTunes.
  4. Click on the Uninstall button.
  5. Download iTunes and install e.

5. Change security settings

This option should be used as a last resort and you should reset the security settings to their normal state once you have installed or updated iTunes.

  1. Open File Explorer.
  2. In the settings bar, paste this: inetcpl.cpl and tap on Enter.
  3. Go to Advanced Tab.
  4. Go through the list of settings. Under security, ability ‘Allow software to run or install even if signature is invalid’.
  5. Click Enter.
  6. Update / install iTunes.
  7. Uncheck the software ‘Allow software to run or install even if the signature is invalid’.


An ‘iTunes invalid signature’ error could occur if you are installing an older version of iTunes or if your Windows 10 is a much older version than it should be.

Make sure you install the latest version of iTunes available, and keep your Windows 10 system up to date so that it can install and update apps without any hassle.

The post Deleted Signature Signature: FIX for iTunes An invalid signature on Windows 10 first appears on TechtricksNg.

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