Do one of the following: On the taskbar, select the Network icon. Select the Bluetooth quick setting to turn it On or Off. Select Start > Settings > Bluetooth & devices, then turn Bluetooth on or off. Note: The Bluetooth quick setting only appears on your system when Windows detects a Bluetooth adapter. Open Bluetooth & devices settings.

When you enable an add-in, it adds custom commands and new features to Microsoft 365 programs that help increase your productivity. Because add-ins can be used by attackers to do harm to your computer, you can use add-in security settings to help protect yourself.

Learn how to download, install, and use the PC Health Check app to check your device's compatibility with Windows 11 and get tips to improve its performance.

Troubleshoot external monitor connections in Windows 10. Before considering troubleshooting options, make sure your device is up to date. Select Start > Settings > Update & Security > Windows Update , then select Check for updates. If you need help setting up your external monitors, see How to use multiple monitors in Windows 10.

In Date & time, you can choose to let Windows 10 set your time and time zone automatically, or you can set them manually.

You can insert a drop-down list of valid entries (also called a drop-down menu or drop-down box) in Excel to make data entry easier, or to limit entries to certain items that you define.

The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs. It also fixes corrupted registry keys. First, you'll need to download the troubleshooter. Download troubleshooter. If you see the File Download box when you start downloading, select Run or Open.

Learn how to get ready for the Windows 11 upgrade, from making sure your device can run Windows 11 to backing up your files and installing Windows 11.

Learn how to find your Windows product key for activation or when to use a digital license instead.

Download the Microsoft 365 Access Runtime which allows you to run Microsoft 365 Access applications if you don't have the desktop version of Microsoft 365 Access and need to use an application built to run with Access 2010 or later.