Use Focus filters in Calendar on Mac
You can select which calendars appear and send you notifications, based on your current Focus. For example, you can set a filter to show only your Work calendar when your Work Focus is on.
Set a Calendar Focus filter
On your Mac, choose Apple menu > System Settings, then click Focus in the sidebar. (You may need to scroll down.)
Click a Focus on the right, then click Add Filter below Focus Filters. See Set up a Focus.
Click Calendar, click Choose, select one or more calendars, then click Add.
Temporarily turn off your Calendar Focus filter
You can temporarily turn off a Calendar Focus filter when a Focus is on.
Go to the Calendar app on your Mac.
Click Turn Off next to Filtered by Focus.
To turn the Calendar Focus filter back on, click Turn On next to Focus Filter Off.
Remove a Calendar Focus filter
On your Mac, choose Apple menu > System Settings, then click Focus in the sidebar. (You may need to scroll down.)
Click a Focus on the right, then click Filter Calendars below Focus Filters.
Click Delete App Filter, then click Delete Filter.