If you haven't already set up an email account in Mail, you might be prompted to add one when you open the app. If you're not prompted, or you just want to add another account, follow these steps:
This week, an updated Apple support article offers a reminder on what to do if Mac OS X Mail keeps crashing (“unexpectedly quitting” in Apple-speak). The most likely cause is a “damaged. Hotmail Plus offers access to your mail through Mail.app, and there is a workaround for standard Hotmail accounts, using FreePOPs. If you have an MSN Hotmail Plus account, you can easily access your mail through Mac OS X Mail by installing the HTTP Mail Plugin. If you have an iPhone or iPad you might want to add the email account to Mail for iOS and iPadOS too. The Mac Mail app should automatically detect the proper Outlook.com email server settings and not require any additional information, but if you do need to provide mail servers, or if you’re using a different mail client aside from Mail app, you may find the below information to be useful.
Fix: Check your Mail Connections. Open the Mail app. Go to the Window in the top menu and click on Connection Doctor. This will show whether there are problems with connecting to the Mail app. Now re-check account settings and delete and re-add your Mail account to reset this. Your Mail app and every email should be accessible again. Microsoft Hotmail was a very popular email service, but Microsoft discontinued it in favour of Outlook back in 2013, as a result it can be tricky to sync your Hotmail account with your Mac if you.
The Inbox gathers together the messages for every email account you added. If you added more than one account, you can click the disclosure triangle next to Inbox in the sidebar, then select a mailbox to see only the messages for that account.
If your account includes support for contacts, calendars, notes, or other features in addition to email, you can turn those features on or off: