Suddenly some apps on my Mac running macOS Sierra started crashing. They seemed to be altogether frozen and damaged. As a result, I couldn’t open them.

One of my friends suggested me to try out some tips to fix the damaged apps. Luckily, they worked in resolving the issue.

Apps Damaged Cant Open in macOS Sierra

Have apps got damaged on your Mac as well? Give these tips a try to fix them!

How to Fix the Damaged Apps in macOS Sierra on Mac

Solution #1: Smart Tip

Just hold down command+option when you launch the app. It would let you open the app.

Solution #2: Empty Your Mac’s Cache

Step #1. First off, you need to empty your Mac’s cache. To do so, open the Finder window.

Step #2. Head over to Go to Folder in the Go menu.

Click on Go To Folder in Finder on Mac

Step #3. Next, you need to type in ~/Library/Caches.

Clear Caches in macOS Sierra

Step #4. Now, hit enter to go to that folder and then clean it up.

Solution #3: Reset your Computer’s PRAM

Step #1. Shut down your Mac and turn it back on.

Step #2. When you hear the startup sound, quickly hold down command, option, P and R.

You need to keep holding them down until you hear the computer restart as well as the startup sound again.

Solution #4: Check Out Your Mac’s Security Settings

Step #1. Head over to the System Preferences.

Click on System Preferences in macOS Sierra

Step #2. Click on Security & Privacy.

Click on Security & Privacy in macOS Sierra System Preferences

Step #3. Click on General Tab → Click on the lock icon and enter your Mac’s system password.

Click on General and Click on Lock Icon on MacEnter System Password on Mac

Step #4. Make sure to check the Allow applications downloaded from: App Store and identified developers setting → Click on the lock icon again.

Click on Allow Apps Download From

That’s all! Hopefully, these tips are able to troubleshoot the damaged apps. Just in case you know any handy tips to resolve them, you can share them with us.

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