Sadly, that’s not easy, convenient, or practical.
Can You Delete the Mail App on Your Mac?
The Mail app is a built-in Apple app that macOS secures with SIP (or Security Integrity Protection).
You do have the option to disable SIP and delete the Mail app after that.
Various mail-related preferencessuch as setting a default email clientare also linked to the Mail app, further complicating things.
A much better way (and the approach we recommended) is to disable and hide the Mail app.
Unlink Email Accounts From the Mail App
Start by unlinking your online accounts from Mail.
If Mail automatically shows up at Mac startup, also deactivate theOpen at Loginoption.
Additionally, you might prefer hiding the Mail on the Launchpad.
A quick way to do that is to drag and drop theMailicon into theApplicationsfolder in Finder.
The most straightforward way to make the change is through the Mail app’s controls pane.
It offers a Terminal console that you’ve got the option to use to disable SIP.
You must fire up Terminal again but in normal desktop mode.
Check your Mac’s Applications folder; the Mail app should no longer be present.
Any locally-stored emails will be lost forever.
To do that,Control-click theFindericon on the Dock and click onGo>Go to Folderfrom the menu bar.
You have 30 days to restore the files if you want them back.
After removing the Mail app from your Mac, you must re-enable SIP.
