Signing Into Your Microsoft Office 365 Account Sign in online If you use any Microsoft services (Office, Outlook, etc.), you have a Microsoft account. If you don't have an account yet, you can create one during the sign-in process. Go to Microsoft account and select Sign in. Type the email, phone number, or Skype sign-in that you use for other services (Outlook, Office, etc.), then select Next. If you don't have a Microsoft account, you can select No account? Create one!. Note that we recommend using an email you already have and use regularly. Type your password and select the Keep me signed in box if you want to go straight into your account next time (not recommended for shared computers). Select Sign in. Having trouble signing in? Learn what to do when you can't sign in to your Microsoft account or go to Microsoft account help. If you can't remember your password, see How to reset your Microsoft account password. If you're worried that someone gained unauthorized access to your account, see Recover your Microsoft account and Microsoft account security & verification codes. For tips when you can't sign in to Outlook email, see How to sign in to or out of Outlook.com. Switch from a local account to a Microsoft account (Windows 10) If you're using a Windows 10 device, you may have signed in without using your Microsoft account. When you follow the steps below, you'll be able to see which account you're currently using. To sync your settings and Microsoft Store purchases across all your devices, you'll need to sign in with your Microsoft account. Select the Start button, then select Settings > Accounts > Your info (in some versions, it may be under Email & accounts instead). Select Sign in with a Microsoft account instead. You'll see this link only if you're using a local account. Note that if you see Sign in with a local account instead, you're already using your Microsoft account. Follow the prompts to switch to your Microsoft account. Other ways to sign in Sign in to Xbox Live on your Xbox One. Sign in to Office. Sign in securely without a password, using the Microsoft Authenticator app.