Fix sound or audio problems in Windows - Microsoft Support
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 Hardware problems can be caused by outdated or malfunctioning drivers.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).
Screen mirroring and projecting to your PC or wireless display
Cast to a display from a Windows PC. You can wirelessly connect your PC to a TV, projector, or other kind of external display that supports Miracast. Turn on your TV, projector, or other display. If you're using a Miracast dongle or adapter, make sure it's plugged in to the display.
Uninstall or remove apps and programs in Windows
Uninstall or remove apps and programs 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.
Which version of Windows operating system am I running?
Under Device specifications > System type , see if you're running a 32-bit or 64-bit version of Windows. Under Windows specifications, check which edition and version of Windows your device is running. If you're having a problem with activation, see Activate in Windows.
How to use the PC Health Check app - Microsoft Support
Getting ready for the Windows 11 upgrade. How to check if your device meets Windows 11 system requirements after changing device hardware. Learn how to use the PC Health Check app to help you improve your device performance.
Set up dual monitors on Windows - Microsoft Support
Set up dual monitors on Windows. To get your PC to recognize multiple monitors: Make sure your cables are connected properly to the new monitors, then press Windows logo key + P to select a display option. If you need more help, here's what to do:
Get to know Game Bar on Windows | Xbox Support
Use Game Bar to play and chat with friends. Performance (9) – Track your game’s frames-per-second (FPS) and other real-time stats. For more info, go to: Track your PC’s performance with Game Bar. Resources (10) – See what apps and processes are using system resources to help you optimize gaming performance.
Fix USB-C problems in Windows - Microsoft Support
Possible causes. Make sure your PC, the external display, and the cable all support DisplayPort or MHL alternate modes. Make sure the device or dongle is connected directly to your PC. Make sure the device or dongle is connected to the USB-C port on your PC that supports the correct Alternate Mode.
Request a refund for digital games | Xbox Support
If you pre-ordered a game and want to cancel, you can do so up to 10 days before the game launches at: Order history. After this time, you may be billed, and you’ll need to request a refund to cancel your order. For more info about digital game pre-orders, see: Pre-order Xbox digital games in the Microsoft Store.
Free up drive space in Windows - Microsoft Support
Free up drive space in Windows. If your PC is running low on free space, you might not be able to install important Windows updates, and your PC’s performance may be affected. Here are some ways to free up space so you can keep your PC up to date and running smoothly.