How to add an email address or phone number to your Microsoft account

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Learn how to change the email address or phone number that’s associated with your Microsoft account.

Change the email address or phone number for your Microsoft account ...

Select a region below to find a customer service phone number in your country/territory.

Learn how to change Microsoft account email address or phone number using aliases to sign into your Microsoft account.

Open the Phone Link and select Calls. In the Search your contacts box, search for a contact name or number. Alternately, you can directly enter a phone number on the dial pad. Select the Dial icon to start your call. If you don't have Bluetooth available on your device (or if it's been turned off), you won't be able to make or receive calls on ...

Select the cells you want to convert, and then select the error indicator in the top left corner (or use the keyboard shortcut Alt+Shift+F10). Select Convert to Number from the menu. You will see the values left aligned and green triangle warning removed. Check out Format numbers to learn more about formatting numbers and text in Excel.