Follow these steps to automatically repair Windows Firewall problems: Select the Download button on this page. In the File Download dialog box, click Run or Open, and then follow the steps in the Windows Firewall Troubleshooter. Notes: This troubleshooter might be in English only.

Windows 11 Windows 10. If your system is asking you for your BitLocker recovery key, the following information may help you locate your recovery key and understand why you're being asked to provide it. Important: Microsoft support is unable to provide, or recreate, a lost BitLocker recovery key. Where can I find my BitLocker recovery key?

To turn Microsoft Defender Firewall on or off: Windows 11 Windows 10. Select Start , then open Settings . Under Privacy & security , select Windows Security > Firewall & network protection . Open Windows Security settings. Select a network profile: Domain network, Private network, or Public network.

Swipe in from the right edge of the screen, and then tap Search.Or, if you are using a mouse, point to the lower-right corner of the screen, and then click Search.Type Command Prompt in the Search box, right-click Command Prompt, and then click Run as administrator.If you are prompted for an administrator password or for a confirmation, type the password, or click Allow.

Use this app to try to recover lost files that have been deleted from your local storage device (including internal drives, external drives, and USB devices) and can’t be restored from the Recycle Bin.

Right click the network icon in the right side of the taskbar and select Diagnose network problems or open Get Help for Network & Internet. Make sure Wi‑Fi is turned on. Select the No internet icon on the right side of the taskbar, and make sure Wi-Fi is turned on. If it isn't, select it to turn it on. Also, make sure Airplane mode is turned off.

Windows 11 Windows 10 Windows 8.1 Windows 7. If you forgot your Wi-Fi network password, you can find it if you have another Windows PC already connected to your Wi-Fi network. After you find your password, you can use it on another PC or device to connect to your Wi-Fi network.

To open the command prompt, type cmd in the Search box. Then right-click Command Prompt in the search results and select Run as administrator . You can perform the following tasks using the MSINFO32 command-line tool switches: Create .nfo or .txt files that contain your system information. Start System Information connected to a remote computer.

Select Update Driver. If Windows doesn't find a new driver, you can try looking for one on the device manufacturer's website and follow their instructions. Reinstall the device driver. In the search box on the taskbar, enter device manager, then select Device Manager.

Windows 10. This article applies if you’ve recently made changes to your device hardware and are trying to upgrade to Windows 11. Hardware changes might affect your upgrade eligibility, though you’ll need to take a few steps to see your updated eligibility in Settings.