Windows 10. Runtime Broker is a Windows process in Task Manager that helps manage permissions on your PC for apps from Microsoft Store. It should only use a few megabytes of memory, but in some cases, a faulty app might cause Runtime Broker to use up to a gigabyte of RAM or more.

Windows 7. Symptoms. You run an MS-DOS-based program on a computer that is running Windows 7. The program uses the MS-DOS protected mode interface. In this scenario, the program may crash. Cause. This issue occurs because of a change in the Dosx.exe file in Windows 7. Resolution. Hotfix information. A supported hotfix is available from Microsoft.

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.

Dumpchk is a command-line utility you can use to verify that a memory dump file has been created correctly. Dumpchk does not require access to symbols. You can download debugging tools for Windows products from the following Microsoft Web site: http://www.microsoft.com/whdc/DevTools/Debugging/default.mspx.

Windows 10. Optimizing your drives can help your PC run smoother and boot up faster. 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.

A memory leak issue occurs in the Windows Management Instrumentation service on a computer that is running Windows Server 2008 R2 or Windows 7 - Microsoft Support. Symptoms. On a computer that is running Windows Server 2008 R2 or Windows 7, you use the Windows Management Instrumentation (WMI) service to run some queries.

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.

To open Disk Management, right-click (or long-press) the Start button and select Disk Management. If you need help freeing up space on your PC, see Disk cleanup in Windows or Free up drive space in Windows. Disk Management in Windows helps you perform advanced storage tasks like initializing a new drive and extending or shrinking volumes.

Windows includes a tool called Microsoft System Information (Msinfo32.exe). This tool gathers information about your computer and displays a comprehensive view of your hardware, system components, and software environment, which you can use to diagnose computer issues.

With the file location open, press the Windows logo key + R, type shell:startup, then select OK. This opens the Startup folder. Copy and paste the shortcut to the app from the file location to the Startup folder. See how to change which apps run automatically at startup. Learn how to add an app to run automatically at startup.