Option 1: Use the Windows Security app Run Settings > Update & Security > Windows Security > Device Security If you do not see a Security processor section on this screen your PC may have a TPM that is disabled. see How to enable TPM for more information or check your PC manufacturer’s support information for instructions. to enable the TPM.

Windows devices that has Unified Extensible Firmware Interface (UEFI) based firmware can run with Secure Boot enabled. The Secure Boot Forbidden Signature Database (DBX) prevents UEFI modules from loading. This update adds modules to the DBX. A security feature bypass vulnerability exists in secure boot.

Many Windows 10 PCs—and all PCs that come preinstalled with Windows 11—already have virtualization enabled, so you may not need to follow these steps. Before you begin, determine your device model and manufacturer. You'll need this info later in the process. Before you begin, we recommend opening this page on a different device.

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.

Firmware, often called BIOS (Basic Input/Output System), is the software that starts up before Windows when you first turn on your PC. To access these settings, you can consult your PC manufacturer’s documentation or follow these instructions: Run Settings > Update & Security > Recovery and select Restart now under Advanced startup.

PC Health Check includes diagnostics to monitor device health and troubleshooting to improve performance, all from the convenience of a single dashboard. Key features include: Windows 11 eligibility: Provides a comprehensive eligibility check based on the minimum system requirements for Windows 11.

Less. PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems. It is periodically updated based on customer feedback to help you make the most of your Windows PC. In Windows, use Search on the taskbar to search for “PC Health ...

Summary. Microsoft Update Health Tools is offered to devices through Windows Update as update KB4023057. This update is applicable for both Windows consumer and commercial devices, with a slightly different purpose and functionality. On Windows consumer devices, this update helps remediate smooth functioning of Windows Update.

To scan for malware and viruses with Windows Defender Offline (Windows 10 Version 1803) ×. Learn how to improve Windows PC performance if your device is running slowly.

Security To help you keep your device secure, Windows Security monitors your device for security issues and provides a health report, which appears on the Device performance & health page. The Health report alerts you to common issues in four key areas and offers recommendations to remedy them.