Error & problems after installing Windows Help WinHlp32.exe files
If you receive this error message 80070422 when opening the files, Run services.msc to open the Services Manager. Here, make sure that the startup type of Windows Update service is set to Automatic and that the service is started. Restart your computer and try again. Alternatively, you could do the following. Download and run Microsoft Fix It 50776 and let it fix the problem for you automatically. Restart your computer and see if it works. Other problems you may face after you install WinHlp32.exe are: You will get links for these two Fix-It’s towards the end of KB917607.