When we try to remove offline mode it is selected but grayed out, Hence we are not able to change the settings. When an email account is offline, a lightning bolt icon appears next to the account’s mailboxes in the Mail sidebar and at the right end of the Favorites bar. The Mail to Keep Offline option of Outlook determines the time period up to which you could locally download the emails on your PC. Step 1: The settings is little different on iOS devices running iOS 14 above. Microsoft’s Outlook and email apps on Windows, Mac, and the web are getting some big changes in the coming months as part of the company’s “One Outlook” initiative. Just follow these simple steps: 1.Open the voice “Preferences” in the “Mail” menu. Open Outlook on your Mac and click ‘Preferences’ in the menu bar at the top. So, we recommend you try to switch your Outlook from working offline to online before proceeding with fixes. Select this option to turn off the Work Offline settings to resolve Outlook is showing working offline. You can check whether Work Online mode is opted by launching the Outlook for Mac application and going to Outlook>Work Offline. After making your selection skip to step 5 below. If you have multiple web meeting rooms or audio conferences on your account, you can select the one to edit. You're moving from PC to Mac: Transfer email from Outlook on a PC by importing to Outlook 2016 on a Mac.