You're eligible to receive new features as soon as they're available, but you're currently receiving new features every six months.
To get new features as soon as they’re available, select Get new features.
New features
Your Outlook settings in the cloud
Choose your Outlook for Windows settings like Automatic Replies, Focused Inbox, and Privacy, and get to them on any PC.
Save time while composing messages
Outlook shows you writing suggestions that help you compose messages quickly. To accept the suggestion, just use the Tab key.
More info
When you select Get new features, you'll see the following prompt. Select Yes to update to Current Channel.