How to Restore the Purchase of App Cleaner & Uninstaller

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App Cleaner & Uninstaller allows you to remove apps on Mac completely with just one click. If you have already upgraded to the Pro version of  App Cleaner & Uninstaller but for some reason have some issues with getting the full version or need to reinstall the app,  you should restore your purchase. Follow the steps below to restore your purchase.

Step 1 – Launch App Cleaner & Uninstaller and click the green button Upgrade to Pro

pro version - app cleaner

Step 2 – Click the Restore button

click to upgrade

Step 3 – Fill your Apple ID and password, and click to Sign in

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Please, make sure you’re making you are entering the same Apple ID you used to download the application. After these steps, the App Cleaner & Uninstaller Pro version will be installed. 

Fixing the App Store Errors

Although Mac App Store usually does its job without incident, some users may face certain errors while trying to purchase applications.

Mac App Store does not respond

If you are trying to make in-App Purchase or restore App Cleaner & Uninstaller on the App Store but the system doesn’t respond, make sure you’re making your in-App purchase with the same Apple ID you used to download the application. Log out and Sign in with the appropriate Apple ID. Then go back to App Cleaner & Uninstaller and retry to purchase or restore the app.

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If that didn’t help, make sure in-App purchases are allowed on your Mac and your Apple ID has no restrictions.

Mac App Store gives an error during download: 403 Forbidden

If you are trying to purchase App Cleaner & Uninstaller and get the error “The application could not be downloaded. The server gave an error during download: 403 Forbidden,” try the following ways.

Way 1

  • 1

    Open iTunes → in the Menu bar click iTunes → Preferences →  switch to Advanced tab.

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  • 2

    Click “Reset warnings” and “Reset cache.”

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  • 3

    Then sign out from your account: go again to the Menu bar →  click Account → Sign Out.

    mac duplicate finder

Then restart your Mac and try to purchase it again.

Way 2

If the first suggestion didn’t help, try another way to solve the issue.

  1. Open the Finder.
  2. Go to the system hidden Library folder → Preferences.
  3. Find and remove the com.apple.appstore.plist file.NetworkInterfaces.plist
  4. Restart your computer and try to purchase App Cleaner & Uninstaller. The issue should be solved.

An Unknown Error has Occurred App Store

Sometimes, when you try to login to Mac App Store, the message “An unknown error has occurred” may appear.

unknown error - app store In this case, sign out → restart your Mac and sign in again with your Apple ID.

If it didn’t help, try this:

  1. Open the Finder and go to the user Library Folder → Preferences → System Configuration.
  2. Make a backup of the Configuration subfolder.
  3. Find and delete the NetworkInterfaces.plist file. app store preferences
  1. Restart your Mac. According to the Apple Help page, this step usually helps to solve the App Store issues. Now you should be able to purchase and restore your apps.

If you still see errors while trying to download, purchase or restore applications,  contact Nektony Support Team via our email [email protected].


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