Each release of the tool helps detect and remove current, prevalent malicious software. This malicious software includes viruses, worms, and Trojan horses. Microsoft uses several metrics to determine the prevalence of a malicious software family and the damage that can be associated with it.

Microsoft Defender Antivirus is a powerful tool that finds and removes malware from your PC. Here's how to use it in Windows 10 or 11 to scan your PC. Important: Before you use Microsoft Defender Offline, make sure to save any open files and close apps and programs. Open your Windows Security settings.

Summary. Update Stack Packages make improvements to the update experience for a specific set of files before a Windows monthly or feature update is installed on your device. This update will make sure that your device has the highest probability of successfully installing new updates with the most robust and reliable update stack available.

If you are unable to locate the BitLocker recovery key and can't revert any configuration change that might have caused it to be required, you’ll need to reset your device using one of the Windows recovery options. Resetting your device will remove all of your files.

At the command prompt, type the following command, and then press ENTER: sfc /scannow. The sfc /scannow command will scan all protected system files, and replace corrupted files with a cached copy that is located in a compressed folder at %WinDir% \System32\dllcache. The %WinDir% placeholder represents the Windows operating system folder.

An update is available for all Active Directory Rights Management Services (AD RMS) clients. This update prevents you from receiving error messages that are related to the application manifest expiry feature of the AD RMS clients. This fix is also necessary for Windows Rights Management clients.

The Microsoft Authenticator app helps you sign in to your accounts when you're using two-step verification. Two-step verification helps you to use your accounts more securely because passwords can be forgotten, stolen, or compromised.

Subscriptions & billing. Request a refund for digital games. Notifications. Info. Questions about a refund email? We’re investigating this issue now. In the meantime, sign in to your account to see your latest refund request status. We understand that sometimes purchases of digital game products don’t go as planned.

Symptoms. When you try to install, update or start a program or a file, you receive the following error message: Error: Windows cannot access the specified device, path, or file. You may not have the appropriate permission to access the item. Resolution.

X86_microsoft-windows-kernel32_31bf3856ad364e35_6.0.6002.18449_none_9582275d538a1db6.manifest. File version. Not Applicable. File size. 4,517. Date (UTC) 12-Apr-2011. Time (UTC) 16:32. Platform. Not Applicable. File name. X86_microsoft-windows-kernel32_31bf3856ad364e35_6.0.6002.22625_none_961d64be6c9b1d69.manifest. File version. Not Applicable ...