For example, if you’re on the road checking your mail using IMAP, you have the luxury of leaving large messages on the server, or you could decide to download a co-worker’s comments about your ...

For example, if you use a desktop, tablet, or smartphone, the IMAP protocol syncs your messages, read status, and other details as soon as you connect your device to the internet.

The updates bring new features to test out, including IMAP support for Outlook. The release notes came out this week, but the features rolled out gradually to Mac Beta Channel users between ...