Download Microsoft Authenticator. Important: Microsoft no longer supports Authenticator versions that are more than one year old. Always keep your device up to date. Android iOS.

Protect your Android, iPhone, Mac, and Windows devices from threats by installing Microsoft Defender. Download Microsoft Defender on your devices either by: Scanning the following QR code. Searching for Microsoft Defender in your app store. Sharing with your devices, the following link: Copy link.

Fix Bluetooth problems in Windows. If you run into problems trying to connect to a Bluetooth device, here are some troubleshooting steps to try. Note: For general info about how to connect a Bluetooth device to your PC, see Pair a Bluetooth device in Windows.

There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled. You can try to repair a program first, if it's just not running correctly.

You can link your social media account in one of two ways: Use the Xbox mobile app to scan the QR code. Select the Link option which will launch the Microsoft Edge app on Xbox. You can choose to link your Discord, Reddit, Steam, Twitch, or other social media account.

PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems. It is periodically updated based on customer feedback to help you make the most of your Windows PC.

We understand that sometimes purchases of digital game products don’t go as planned. When that happens, we’ll help you request a refund. Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date.

Having trouble connecting to your email from Outlook on your desktop? Follow these steps to let Outlook diagnose and fix errors in your Outlook mail profile that might be causing the issue.

适用于 Android 的 Microsoft Authenticator 应用使用 Google 的 Firebase Cloud Messaging 系统和 Google Play Services，而对于 iOS，则使用 Apple Push Notification Services 接收推送通知。. 由于这两种服务在中国均不可用，因此该应用的功能存在一些限制：. 目前无法使用推送通知将 ...

Some apps let you manage background activity, which determines what they can do when they’re in the background and not actively in use. Apps that can run in the background can send and receive notifications, sync information, and stay up to date.