Use the System File Checker tool to repair missing or corrupted system files - Microsoft Support. Windows 8.1 Windows 8.1 Enterprise Windows 8.1 Pro Windows 8 More... If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files.

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.

Go to Start > Settings > System > Troubleshoot > Other Troubleshooters and select the correct troubleshooter for your issue. Open Troubleshoot Settings. Devices running Windows 11 version 22H2 and older.

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.

Troubleshooter for repairing Windows Update system files and settings - Microsoft Support. This article describes the problem addressed by the troubleshooter, what it does to mitigate them, and the conditions that can cause it to run. For more information about troubleshooting, see Keep your device running smoothly with recommended troubleshooting.

This article describes an issue in which the File contents option is always selectable, Start screen becomes blank, or computer freezes during startup in Windows 8.1, Windows RT 8.1, or Windows Server 2012 R2. An update is available to fix these issues.

Administrators can change security settings, install software and hardware, access all files on the computer, and make changes to other user accounts. To log on as an administrator, you need to have a user account on the computer with an Administrator account type.

Windows 10. On the Search bar on the taskbar, enter system configuration. Select System Configuration from the list of results. For more info, see MSConfig the System Configuration tool. How to open MSConfig in Windows 10.

Windows 10. On the Search bar on the taskbar, enter system configuration. Select System Configuration from the list of results. For more info, see MSConfig the System Configuration tool. How to open MSConfig in Windows 10.

Go to Start > Settings > Apps > Startup. Open Startup settings. For any app in the list, select the toggle to set it to On. If you want to change the advanced settings for that app, select the arrow and make changes as desired.