Outlook send/receive errors appear as pop-ups when email tasks fail. Common errors include sending (0x800CCC13) and receiving (0x80042108) issues
Send only 1-5 attachments per email. Maximum file size is 25 MB. Compress large files or use online sharing instead. Consider using image editors to reduce file size
Email address appears in From field when starting new message. Echo service can show email address in response. Multiple email addresses can be configured in From line
Outlook recall feature allows undoing sent messages. Feature works only with Microsoft Exchange or Microsoft 365 accounts. Recalled messages can be deleted or replaced with new ones
Check email provider's website for incoming server details. Look for "IMAP" or "POP3" and "SMTP" for outgoing mail. Most email apps can add server info automatically
Outlook allows recalling emails for 120 minutes after sending. Feature available only in desktop version with Exchange account. Recipients must not have opened or filtered the message