Mos.app can't be opened because Apple cannot check it for malicious software

[HillelTheElder]

Mos.app can't be opened because Apple cannot check it for malicious software. This software needs to be updated. Contact the developer for more information.

Plz halp?

[widcha]

you can try by going to the application folder and find the MOS app, right-click and then click open.
it works for me.

[Abzoozy]

@widcha Thank you! this has worked for me until this error gets fixed.

[arnabdotpy]

Thanks, that worked for me as well.

[Rydvansky]

Why this issue occurs?

[diversityX]

Still an issue, and a right click doesn't solve it in Monterey

[Valamorde]

Maybe late to the party, but once you get this message you can go to System Settings > Privacy & Security and scroll down; you should see a prompt to allow the application to run.

[mikequang]

Setting > Privacy & Security > Accessibility, then allow Mos