To check which version of DirectX is on your PC using the DirectX Diagnostic Tool, select the Start button and type dxdiag in the search box, then press Enter. In the DirectX Diagnostic Tool, select the System tab, then check the DirectX version number under System Information .

Windows 8.1 or 8. Windows 7 or earlier. DirectX versions and updates by Operating System. Windows 10 and Server 2016 Technical Preview. Windows 8, RT, 8.1, Server 2012, and Server 2012 R2. Windows 7 and Server 2008 R2. Windows Vista and Windows Server 2008. Windows XP and Windows Server 2003.

Windows 10. This tool is used to collect info about devices to help troubleshoot problems with DirectX sound and video. A support person might ask for this info, or you might post it in a forum when you ask for help. In Windows, select Start and enter dxdiag into the search box on the taskbar. Select dxdiag from the results.

Follow these steps to use the DirectX Diagnostic Tool to check your DirectX version: In the Search box on the toolbar, enter dxdiag. Then select dxdiag from the list of results. In the DirectX Diagnostic Tool, select the System tab, then check the DirectX version under System Information.

If the steps above don't work, you may need to reinstall Windows. For more info, see Windows 10 recovery options. Describes how to use the System File Checker tool to troubleshoot missing or corrupted system files in Windows 8.1, Windows 8, Windows 7 or Windows Vista.

Check in Settings. Select Select the Start button, then select Settings > Devices > Bluetooth & other devices . Make sure Bluetooth is turned on.

Windows 10. In the search box on the taskbar, type device manager, then select Device Manager from the menu. Open Device Manager.

In Windows 11, you decide when and how to get the latest updates to keep your device running smoothly and securely. To manage your options and see available updates, select Check for Windows updates. Or select Start > Settings > Windows Update . Here's some other info you might be looking for:

To optimize them: Select the search bar on the taskbar and enter defrag. Select Defragment and Optimize Drives. Select the disk drive you want to optimize. Select the Optimize button. Defragment your Windows 10 PC.

Find your Windows settings in a snap! Select the Start button, then select Settings . From there, browse the categories or use search to find what you're looking for. Windows 11 Windows 10. Tips: Most apps have their own settings. In the app, select Settings to make app-specific changes.