If you’re using macOS Mojave, choose Apple menu System Preferences, then click Software Update where you’ll find the upgrade. If you’re using an earlier macOS, use the App Store instead. To repair damaged system, you have to purchase the licensed version of Intego Intego. There might be some problems with upgrading to macOS High Sierra, so you might consider reinstalling it to fix “macOS needs to repair your library to run applications” error. Reboot your Mac and hold Command + R to boot into Recovery Mode. Nov 10, 2019  Having your Mac's Photos library corrupted can be devastating. The first move is to use Apple’s Photos library repair tool. Note: this was written based on a Mac running macOS Mojave. Aug 11, 2017  After entering your account details, click Repair again. The Photos app will now attempt to repair your library, and display a bar to indicate its progress. This process can take a really long time depending on the number and size of the photos in your library, so be patient and let it finish. You can use Mac OS X Lion to reset an application’s preferences file, which may help you solve problems you may be having with the application. A preferences file is a document that stores a user’s options, settings, and other data related to a particular application.

  • Common iTunes Tips
  • iTunes Backup/Restore Tips
  • iTunes Library Tips
  • iTunes Update Problems

No matter what's the reason behind the corrupted iTunes Library, the moment you discover this you will get highly disappointed. However, if you're the one whose iTunes Library is corrupted, there's nothing to be worried about, you still get it fixed on your own. We are going to list some of the solutions through which you will be able to accomplish the fixing of this very issue easily. So, just begin to scroll down and read on how to fix iTunes Library.

Why iTunes Library Corrupted

Before moving to the fixing of iTunes Library, we want you to know why your iTunes Library gets corrupted. Firstly, please note that iTunes contains ITL file format unlike earlier when there used to be XML file format. The purpose of this is to keep all your data on your media library and maintaining the playlists straight. Now, if any sort of issue strikes to this file, your iTunes Library is likely to damage as well as you won't be able to open iTunes properly. For instance, virus or malware attacks, data corruption, crashing up of OS etc.

Also, the issue can also be related to permissions with your Home folder when you're on Admin account.

How to Fix iTunes Library? 4 Ways for You

Repair Library Mac Mojave

Let us now move to the next section that will demonstrate you what to do when media library gets corrupted. We are going to list 4 different ways for you. Scroll down and master on it.

Way1: Ultimate Tool to Fix Corrupted iTunes Library

The first way and the best way to fix iTunes Library is to use Tenorshare TunesCare. This tool has the power to solve a wide range of iTunes errors. You can enhance the iTunes performance via TunesCare. Besides this, it fully supports iTunes 12.7 as well as both major operating systems i.e. Windows and Mac. Within just 3 simple steps, you'll be able to achieve the results and fix errors be it iTunes sync errors, install/updates errors or iTunes playing issues. Let's know the steps now.

Step 1 – Begin with launching the software after installing it. Now, connect your device to the PC.

Step 2 – Select 'Fix iTunes Sync Problems' now and start repairing the problem.

Step 3 – Now, wait for the repairing process to get completed and you will get notified that your iTunes Library is repaired now. You can now check your iTunes Library if it is not damaged anymore.

Way2: Rebuild Corrupted iTunes Library from Older Library File Manually

Make sure to close iTunes first and follow the path '/Users/username/Music/iTunes/iTunes Library.itl' for Mac and 'C:/Users//[User Name]/My Music/ iTunes/iTunes Library.itl' for Windows.

Now, find the iTunes Library damaged and rename it 'Damaged iTunes Library.itl'.

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Next, in the iTunes folder, find the folder 'Previous iTunes Libraries' and hit on it.

You will now be able to notice a recent previous version of your library. You need to now copy it and paste it later where the 'Damaged iTunes Library.itl' locates. After that, rename it to the generic 'iTunes Librar.itl' making it recognizable by iTunes.

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Way3: Rebuild iTunes Library - Works for Windows and Mac

Get to the iTunes folder using the path – 'Users/Username/Music/iTunes' (for Mac) and 'C:/Users/[User Name]/My Music/iTunes' (for Windows).

Now, delete these files – 'iTunes Library.itl', 'iTunes Library Genius.itdb', 'sentinel' (ensure that the hidden files are displaying in Finder) and 'iTunes Library Extras.itdb'

If iCloud Music Library is enabled when opening iTunes, hit on 'File' and choose 'Add to Library'. Go to existing iTunes media folder then and highlight it. Select 'Open' now and your media files will be reimported by iTunes.

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Also, if iCloud Music Library isn't enabled, you may get prompt by an error message to choose a folder for iTunes Library. You need to now choose your existing library folder and follow the above steps in order to re-add the media files.

Way4: Using Time Machine to Recover iTunes Library File - Works for Mac Only

To start, visit the iTunes media folder under 'Isers/Username/Music/iTunes' and do right click on 'iTunes Library.itl'. Hit 'Rename' and add the file with either 'old' or 'broken' followed by dragging it to the desktop.

Now, hit on 'Time Machine' icon from the menu bar and then select 'Enter Time Machine'.

Mac Mojave Update

After this, you will get a pop-up having timeline next to each backup. Now, go to the latest backup and get the library file highlighted. Lastly, click on 'Restore' and open iTunes to check the problem is gone.

Conclusion

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Those were the four ways to resolve corrupt iTunes Library. We hope that the above mentioned steps were easily understandable to you. If you're still unable to figure out the best way, we would say using Tenorshare TunesCare will make sense for its simplicity and no technical requirements. Now, that you know what to do if your media library is corrupted, you can easily get the problem fixed without getting panic. We hope you like this post. So, please help us knowing how this post was, by commenting below.