updated mac os moved my outlook identity to the trash

That should resolve whatever Mail problems have occurred in OS X after installing OS X 10.10.4 or OS X 10.11 El Capitan, but if you continue to encounter trouble, specifically with If you’ve completed this and OS X Mail app still hangs on launch but does not offer any obvious errors, your next troubleshooting step should be to rebuild the Mailbox as described here, which should resolve that issue.

Yes relaunching and re-checking a box is a little frustrating and can be a little tedious, but it does seem to work to resolve any problems with Mail app, as the automatic detection of mail account settings will adjust server settings to accommodate the Mail app configuration. Repeat this process for other email accounts in Mail app if necessary.If it is checked, uncheck it, then quit and relaunch Mail app, then go back to the same preference setting and check the box again, then relaunch Mail app yet again.If it is unchecked, check it – then relaunch Mail app.Look for the box titled “Automatically detect and maintain account settings”, then do as follows depending on what situation you find:.Now go to the “Accounts” tab, and select the email account which the problem is occurring for, then click on the “Advanced” tab.Open Mail app in OS X, then pull down the “Mail” menu and go to “Preferences”.Fix Problematic Mail Account Settings After OS X Updates

Updated mac os moved my outlook identity to the trash