how to get rid of this alert

Hello coopkal09,

We see from your screenshots that your Mac has unwanted alerts and potentially unwanted software. We recommend reviewing your device for any changes made immediately prior to these alerts. This can include new software, new visited websites, and new downloads. The following user guides may also help.

Protect your Mac from malware - Apple Support

Ways to avoid malware and harmful apps on Mac - Apple Support

Regards.

You are quite welcome, and thank you for the feedback.

Please check Safari Preferences/ Settings to check for bogus notifications.

Settings - Websites - Notifications. Remove all sites listed here.