Send the email (cursor in the message body):Ctrl+Enter
Reply All:Ctrl+Shift+R
New email from anywhere in the app:Ctrl+Shift+M
Flag an email:Ctrl+Shift+G
📅 Managing Meetings & Time
Quick switch between Mail (1) and Calendar (2):Ctrl+1 / 2
Create a new meeting instantly:Ctrl+Shift+A
🔍 Advanced Search
Type into the search box at the top:
Find emails with attachments over 10MB:messagesize:>10mb
Emails sent directly to me:to:me
⭐ The Cleanup Trick: Want to clean up a long email thread? Click Clean Up in the top ribbon. Outlook will delete all the intermediate messages that already appear inside the latest email in the thread.