Windows Help program for Windows 8.1 Now Available for Download

Microsoft has made the Windows Help program (WinHlp32.exe) available for download to Windows 8.1 users. WinHlp32.exe is required to display 32-bit Help files that have the ".hlp" file name extension. To view .hlp files on Windows 8.1, you need to install this application.

Details
Windows Help (WinHlp32.exe) is a Help program that has been included with Microsoft Windows versions starting with the Microsoft Windows 3.1 operating system. However, the Windows Help program has not had a major update for many releases and no longer meets Microsoft's standards. Therefore, starting with the release of Windows Vista and continuing in Windows 8.1, the Windows Help program will not ship as a feature of Windows. If you want to view 32-bit .hlp files, you must download and install the program (WinHlp32.exe) from the Microsoft Download Center.

Download Windows Help program for Windows 8.1
When you try to use Help in some programs on a computer that is running Windows 8.1, you may receive the following error message in the Windows Help and Support window:

• We can't find the topic you are looking for.

To resolve this issue, download and install the Windows Help program (WinHlp32.exe) for Windows 8.1. The links in this section correspond to files available for this download. Once you click on the "Download" button, you will be prompted to select the files you need.

• Download Windows Help program for Windows 8.1

System requirements
Supported operating systems:

• Windows 8.1

Note: The Windows Help program is available for Windows 8.1 only.

Source:
Microsoft Download Center