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.

Select the Network icon on the right side of the taskbar, and then move the Brightness slider to adjust the brightness. (If the slider isn't there, see the Notes section below.) Some PCs can let Windows automatically adjust screen brightness based on the current lighting conditions.

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.

Choose the power mode that works for you and what you want to do on your Windows 11 PC. This lets you determine what’s important to you—getting the best battery life, best performance, or a balance between the two. To change the power mode, select Start > Settings > System > Power & battery.

Enable and disable your touchscreen in Windows. Windows 10. In the search box on the taskbar, type device manager, then select Device Manager. Select the arrow next to Human Interface Devices and then select HID-compliant touch screen. (There may be more than one listed.)

Sending a message. If you haven't already set up messages, do the following: On your PC, in the Phone Link, select Messages. To start a new conversation, select New message. Enter the name or phone number of a contact. Select the person you want to send a message to.

If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track.

To adjust power and sleep settings in Windows 11, select Start > Settings > System > Power & battery > Screen and sleep. Screen: Select how long you want your device to wait before turning the screen off when you're not using your device.

Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.

ReadyBoost lets you use a removable drive, like a USB flash drive, to improve your PC’s performance without opening your PC and adding more memory (RAM). To use ReadyBoost, you’ll need a USB flash drive or a memory card that has at least 500 MB free and a high data transfer rate.