Lithium-ion batteries wear out over time, which can result in a battery not holding a charge for as long as it did when it was new. Keeping the battery charged to 100% all the time can cause it to deteriorate faster.

Microsoft's products and services work best if you use the same language and region across all your devices, and in all of your app and Store settings.

Ensure these modes create an alert that is visible on your device. Make sure you have a device signal and Internet connection. Make sure your phone calls and text messages are getting through to your mobile device.

In the search box on the taskbar, type Manage BitLocker and then select it from the list of results. Or, select the Start button, and then under Windows System, select Control Panel.In Control Panel, select System and Security, and then under BitLocker Drive Encryption, select Manage BitLocker. Note: You'll only see this option if BitLocker is available for your device.

Note: If you forgot your account info and had to reset your security info, you must wait 60 days before closing your account.

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

Notes: If you don't see Go to Microsoft Store on the Activation page, contact your organization's support person.. If you made a substantial hardware changes to your device (such as replacing the motherboard) and you have a valid product key, try to activate Windows by phone.

Manually download a language for Cortana speech. Go back to Settings > Time & language > Language, select your new language, and then use the up-arrow button to move it to the top of the list and make it the default.

In Windows 10, action center is where you'll find your app notifications and quick actions—which give you quick access to commonly used settings and apps.

Turn on Find my device. When you set up a new device, you can decide whether to turn on or turn off the Find my device setting. If you turned it off during setup and now want to turn it on, make sure your Windows device is connected to the internet, has enough battery power so it can send its location, and that you're signed in to the device using your Microsoft account.