Fix your audio drivers. Hardware problems can be caused by outdated or malfunctioning drivers. Make sure your audio driver is up to date and update it if needed. If that doesn't work, try uninstalling the audio driver (it will reinstall automatically).

Add a bot. There are a couple ways to add a bot in Teams: Go to Apps on the left side of Teams. Search for your favorite app or browse the app categories to find new ones. In a channel or group chat type @ in the text box and select Get bots.

Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Learn how to manage your Microsoft account security info and troubleshoot verification code issues.

Earn points toward rewards by doing the stuff you do every day. It's easy and it's free. All you need to do is sign up, and Microsoft Rewards will be included in your Microsoft account: Microsoft Rewards. Once you've signed up, sign in to your Microsoft account to see your current points.

Block or remove a bot in Microsoft Teams. To stop a bot from participating in a one-on-one chat, first find the chat name in your chat list, then click More options > Mute. If you want to remove a bot entirely from a channel, find the channel name, then click More options > Manage team.

Find out how to submit a request for a refund for a purchase of digital Xbox content.

Switch voice typing languages. To switch voice typing languages, you'll need to change the input language you use. Here's how: Select the language switcher in the corner of your taskbar. Press the language switcher in the bottom right of the touch keyboard.

To use your microphone with apps on Windows 10, you'll need to turn on some permissions in Microphone settings. Then, you'll need to check your app permissions if you want to use your microphone with apps. Here's how: Select Start > Settings > Privacy > Microphone .

Manually update Surface drivers and firmware. Manual updates are useful if you need to update an offline device, update many devices that are all the same model, or if you’re creating system images for your organization.

Depending on your product and if it's still in support, Microsoft support experts are available to help you with a broad selection of support options and able to address product and service challenges for a more personalized experience.