Note: If a compatibility issue has been identified on your device that would disrupt your experience using Windows 11, we will temporarily delay your upgrade until the issue is resolved.Compatibility safeguard holds help ensure you have the best experience possible when upgrading and your productivity is not disrupted if critical apps or drivers are not yet compatible.

Alarms and timers work even if the app is closed or your device is locked. If you see a warning that notifications only show if the device is awake, make sure your device doesn’t go to sleep (Go to Start > Settings > System > Power & battery , then select Screen, sleep, & hibernate timeouts to adjust your device’s sleep settings).

Remarques : Si vous connaissez votre mot de passe, mais que vous souhaitez simplement le modifier, accédez à account.microsoft.com’onglet Sécurité, puis sélectionnez Modifier mon mot de passe.. Si vous connaissez votre nom d’utilisateur et votre mot de passe, mais qu’ils ont cessé de fonctionner, lisez Mon nom d’utilisateur et mon mot de passe ont cessé de fonctionner.

Learn how to tell if your Office software is genuine. To help determine if your Microsoft software is genuine, go to our How to Tell site for more information. Here you'll learn about authentic packaging, including what to look for with product key labels, and Certificate of Authenticity (COA), how to report counterfeit software, and find out what your shopping and licensing options are.

What is a Microsoft account used for? You need a Microsoft account to sign in to your Windows pc, Xbox console, or any of Microsoft’s products and services, including Office, Outlook.com, OneDrive, Xbox Live, Microsoft 365, Family Safety, Skype, Bing, Microsoft Store and MSN.

How to determine what is causing the problem after you do a clean boot. If your problem does not occur while the computer is in a clean boot environment, then you can determine which startup application or service is causing the problem by systematically turning them on or off and restarting the computer.

When it comes to optimizing your Windows device, one of the key optimization areas is the startup process. The applications that run automatically when your device boots up can impact both the speed of your startup and the overall performance of your system.

You can also set Do not disturb settings, where notifications won't pop up on your screen or make a sound, but will still be accessible in the notification center. This can be turned On and Off at will, or you can schedule it for certain times of day or during certain events.You can also allow some notifications event through the do not disturb filter in Set priority notifications.

Create and maintain an events database to manage upcoming events using this Access database. Powerful built-in and customizable event navigation and filtering let you track events by time (for example, Current Events, Events by Week, and Today's Events) as well as type, as you collect data in real time via email and generate and distribute useful and timely reports.

You select Optimize for video quality for Battery options in the Video playback settings. Because playing HDR video uses more battery power, if you select Optimize for battery life for Battery options, you won’t get HDR video when your device is running on battery.To change this, select Start , then search for settings.Select Settings > Apps > Video playback .