Your account settings are out-of-date in Mail or Calendar for Windows ...
Learn what to do if you receive a message in Mail or Calendar for Windows 10 that your account settings are out of date.
Applies To:
Calendar for Windows 10, Mail for Windows 10
How to add your accounts to Microsoft Authenticator
Learn how to add all your different accounts to the Microsoft Authenticator app.
View device and app use with Family Safety activity reporting
Learn how to receive and interpret activity reports of your child's device use, including web browsing, apps and games usage, and screen time.
Applies To:
Microsoft Family Safety
Import Gmail contacts to Outlook - Microsoft Support
Contacts can be exchanged between Outlook and Google Gmail to save time and avoid manually re-entering your contacts.
Applies To:
Outlook 2016, Outlook 2013
Opciones de inicio de sesión de Windows y protección de cuentas
Aprende a acceder y administrar las opciones de inicio de sesión de Windows. Usa una contraseña, Windows Hello o una clave de seguridad para desbloquear el dispositivo.
Insert ASCII or Unicode Latin-based symbols and characters
Learn how to insert ASCII or Unicode characters using character codes or the Character Map.
Applies To:
Excel for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Publisher for Microsoft 365, Excel 2021, Outlook 2021, PowerPoint 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, OneNote 2021, Excel 2019, Outlook 2019, PowerPoint 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Excel 2016, Outlook 2016, PowerPoint 2016, OneNote 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016
Windows sign-in options and account protection - Microsoft Support
Learn how to access and manage your Windows sign in options. Use a password, Windows Hello, or a security key to unlock your device.
What is Data Execution Prevention (DEP)? - Microsoft Support
Data Execution Prevention (DEP) is a technology built into Windows that helps protect you from malicious code launching from areas of memory that have been designated as for data only.
Install the Windows 8.1 Update (KB 2919355) - Microsoft Support
Learn how to check for, download, and install KB 2919355, an update for Windows 8.1 and Windows RT 8.1.
Windows help and learning
Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.