Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

Learn how to fix problems signing into your Microsoft account. Resolve password verification, locked account, and other Microsoft account login issues.

Select your version of Microsoft 365 below to learn how to activate Microsoft 365. Activate Microsoft 365 or a non-subscription version of Office. Activate Office that's pre-installed on a new Windows device. Activate an Office purchase or offer that's included on a new Windows device.

From the menu, select View > View settings. Select Mail > Layout. Under Text size and spacing, select desired text size ( Small, Medium, or Large ). Select Save to apply the changes. Temporarily enlarge an email in the Reading Pane in new Outlook.

On the Home tab, select Sensitivity. If you're in Outlook select Sensitivity when composing an email on the Message tab. Choose the sensitivity label that applies to your file or email. Note: You'll see Learn more if your organization has configured a website to explain more about their sensitivity labels.

Use an add-in while composing a message. Create a new message or reply to an existing one. From the ribbon, select the Message tab, then choose the add-in you want to use. If the add-in doesn’t appear in the ribbon, select Apps to view your installed add-ins.

You can customize the filter to block or allow senders or different message types. When you no longer want to see messages from someone, you can block a sender. Right-click a message from the sender you want to block, and then click Junk > Block Sender.

Learn how to get older apps or programs to run on Windows 10 or Windows 11 by adjusting compatibility settings.

If you're looking for Help on specific Excel Add-ins, such as Solver or Inquire, see Help for Excel for Windows add-ins. If you're looking for additional help with Excel add-ins using the COM Add-ins dialog box, see Add or remove add-ins in Excel. Get a Microsoft 365 Add-in for Excel.

In the header or footer area, you should see a label on the first page that says First Page Header. Select the page number and press Delete. Select Close Header and Footer or press Esc to exit. Tip: If you want your second page to start at 1 rather than 2, go to Insert > Page Number > Format Page Numbers, and set Start at under Page Numbering ...