Open Outlook, go to File > Add Account, enter your email address, and follow the prompts to connect your accounts effortlessly.

Yes, Outlook integrates multiple calendars; add them via Settings > Accounts > Add Account, to manage all in one place.

Navigate to Settings > Appearance, then choose from over 50 themes, fonts, and layout options to customize your inbox style.

Use the built-in AI suggestions for concise writing, spelling, and grammar checks by composing emails; access via Settings > Compose.

While composing an email, click on Send Later or Schedule Send in the toolbar, then select your preferred delivery time.

Immediately after sending, click 'Undo' in the notification banner that appears; it's quick, so act fast!

Yes, Outlook is free with ads; for an ad-free experience and more storage, consider a Microsoft 365 subscription via Settings > Subscription.

Yes, purchase a Microsoft 365 Basic, Personal, or Family plan through Settings > Subscription for removal of ads and additional storage.

Check your account settings under Settings > Accounts, verify passwords, and ensure your internet connection is stable; re-adding accounts can help.

Restart your computer, update Outlook through Settings > Updates, or repair the app via Control Panel > Programs > Repair.