Microsoft has dropped support for legacy Windows Help files, which ends with .hlp file extension starting from Windows Vista. The non-support of .hlp legacy Help files continues in Windows 7, where users who attempt to open a Help file will get dialog box asking which program to be used to open it instead. There are still a lot of application software and legacy programs which … Continue reading View or Open .HLP (Help) Files with WinHlp32.exe for Windows 7 Free Download