アカウントヘルプ

Account help Skip to main content Sign in with Microsoft Sign in or create an account. Hello, Select a different account. You have multiple accounts Choose the account you want to sign in with. If you can't sign in, use the sign-in helper tool Signing in with Microsoft Microsoft account help and support Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile. Get Microsoft account help for billing and more Manage your Microsoft account Manage your personal account from a single dashboard, including payment information, purchases, subscriptions, and more. Go to your dashboard and easily manage your account Accounts in Windows You can use a Microsoft account, or a work or school account to sign into your Windows device. Get help for Windows Hello, PIN reset, or adding new accounts to your PC. Learn more about user account basics in Windows Manage a work or school account Learn more about managing and securing the account you use to access your work or school email and files, and other web resources in your organization. Get work or school account help Manage your account Break free from passwords Make your account even more secure with optional passwordless sign-in. Get details about alternative sign-in methods Account hacked? If you see the error message, "We couldn't find an account with that username", or think your account has been hacked, learn how you can recover your account. Open the Sign-in Helper for support options or hacked account issues Keep it in the family Easily create a family group and set parental controls like screen time limits and app filters for free with Microsoft Family Safety. Learn more about family group features Manage your storage Your Microsoft cloud storage quota includes OneDrive files & photos and Outlook.com emails. If you exceed your Microsoft cloud storage, you will not be able to send or receive email. Check the details of your Microsoft cloud storage Maximize your potential with Microsoft 365 Get online security, innovative apps, and cloud storage across your devices and on the web. Microsoft 365 has what you need all in one plan. Buy or try Microsoft 365 If you're a small business owner Find the information you need to set up and sign into your account, and learn more about what's included in your Microsoft 365 subscription. Visit Small business help and learning