In File Explorer under View, in the Show/hide group, select the File name extensions check box. Below is a list of common Windows file name extensions and formats. Learn what file name extensions are, which extensions are common in Windows, and how to view them in File Explorer.

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.

Summary. The Windows debug symbols must be verified after starting the kernel debugger (I386kd.exe | Windbg.exe). The debugger may load and present a prompt, but if the symbols are incorrect, future debugging commands do not reference proper functions and variables, which leads to sporadic results.

Signature mode, recovery option for all file system types using file headers. Signature /y:<type(s)> Recover specific extension groups, comma separated. Signature /# Signature mode extension groups and supported file types. Signature /p:<folder>

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.

Excel for Microsoft 365 Excel 2021 Excel 2019 Excel 2016. You can add headers or footers at the top or bottom of a printed worksheet in Excel. For example, you might create a footer that has page numbers, the date, and the name of your file. You can create your own, or use many built-in headers and footers.

You can add headers to the top and footers to the bottom of a worksheet. When you print the worksheet, the headers and footers also print. For example, you might create a header with the file path and a footer with page numbers.

Go to Insert > Header or Footer. Select Edit Header or Edit Footer. Select Quick Parts and select Field. In the Field names list, choose the field you want (such as FileName, Date, Author, or Title), choose the format you want in the Field properties section.

Windows 11 Windows 10. System File Checker is a utility in Windows that checks for problems with files on your computer. To run it, follow these steps: Make sure you've installed the latest updates for Windows, and then restart your machine. To find out more, read Update Windows.

To open File Explorer in Windows 11, select File Explorer on the taskbar or press the Windows logo key + E on your keyboard. Here are some things to try if File Explorer won't open. Check for updates. Restart your device. Reset your PC.