How to Fix App Is Damaged and Can’t Be Opened on Mac

Hello,
Everyone you Mac File Damage and can’t be opened error problem. So do not worry here our team give you Mac File Damage and can’t be opened solution.

Damaged Problem Solution:

Option One:

Apple has tightened up the Gatekeeper security in its latest operating system and one very visible change is that the option to allow apps from unidentified developers is no longer there.

Full instruction to disable/enable GateKeeper from MacOS:

Gatekeeper is disabled by default to prevent being risked by installing software from the third-party software. Therefore, it’s common to see an error like “App can’t be opened because it is from an unidentified developer” when we start launching an new downloaded app.

To open app downloaded from unidentified developers, Anywhere option need to be checked under System Preferences –> Security & Privacy.However, Anywhere option is hidden if the GateKeeper is not disabled.

Steps to Disable/enable Gatekeeper from MacOS

• Open Terminal (Found under Applications/Utilities/)
• Enter the following command line to disable Gatekeeper

sudo spctl –master-disable

You will be asked for administrator password (the login password)

• To enable it, Enter the following one

  sudo spctl –master-enable

Option Two:

We recommend to use our Helper to do that for you, the helper offer the following options:

1. Disable Your GateKeeper.
2. Enable Your GateKeeper.
3. Allow Single App To ByPass The GateKeeper.

Download Link Adobe Zii GateKeeper Helper by MacSoftDownload.Com

Option Three:

This is actually a macOS Gatekeeper issue try these steps:

To resolute Gatekeeper issues on macOS Ventura or latest or lower version you might have to partially or completely disable Gatekeeper checks.

• Step I

For a certain application run in Terminal:

sudo xattr -rd com.apple.quarantine /Applications/[LockedApp].app

OR 

You need to rename the .dmg file to anything without spaces for example (AppName.dmg) then place it inside of /Applications (so it’s easier file path)…like this

sudo xattr -rd com.apple.quarantine /Applications/AppName.dmg

• Step II

To disable checks globally run in Terminal:

 sudo spctl –master-disable

Option Four:

“APP is Damaged Can’t Be Opened” or “APP is damaged and can’t be opened. You should move it the the Trash.” error messages in Mac OS Sierra, High Sierra, Catalina, Big Sur and Monterey are a common error when you try to install a non-App Store application. In this article I show you have to fix the problem simply.

1. Open a Terminal with appropriate privileges (“sudo bash” to make you root on most systems)
2. Enter the following, substituting “AppName” with the real name of the app (Applications folder, rename it so there are no spaces):

xattr -cr /Applications/AppName.app

OR

Run rhis command on terminal xattr -cr “zii location”
Example: xattr -cr /user/desktop/APPName.app

OR

sudo chmod +x “/Applications/APPName.app/Contents/MacOS/APP Name”

3. Press Enter to run the command.

This should fix the problem!