Windows 11 in S mode is a version of Windows 11 that's streamlined for security and performance, while providing a familiar Windows experience. To increase security, it allows only apps from …

Windows 11 in S mode is designed for security and performance, exclusively running apps from the Microsoft Store. If you want to install an app that isn't available in the Microsoft Store, you'll need to …

When you’re ready to make your PC sleep, just press the power button on your desktop, tablet, or laptop, or close your laptop’s lid. On most PCs, you can resume working by pressing your PC's …

Some PCs can let Windows automatically adjust screen brightness based on the current lighting conditions. To find out if your PC supports this, select Settings > System > Display.

Learn how to change settings to enable Secure Boot if you are not able to upgrade to Windows 11 because your PC is not currently Secure Boot capable.

Can I turn Smart App Control on manually? Yes, if it's available for your device, you are able to turn on Smart App Control in the Windows Security App settings.

Windows 11 doesn't have an option to manually turn tablet mode on or off. Windows 11 instead automatically enables and disables tablet mode on touch capable Windows devices

Use the Settings app in Windows to turn high contrast mode or contrast themes on or off.

Learn how to control HDR settings in Windows, turn on HDR, and troubleshoot common problems with HDR-capable displays.

If you are facing a different Bluetooth issue, refer to Fix Bluetooth problems in Windows.