#Cant read chm windows#

Can you see Help from any program? Eg, does the Windows Calculator show Help?.How did you invoke Help? From the menu? From a button?.If you want to report a Help-file problem, please mention: Help viewer is not supplied by us (for both HLP and CHM files it is part of Windows), most problems are probably connected to the configuration of Here's theĪs of April 2007, we have heard of only a few problems with HLP or CHM files - we have not been able to replicate any. This can make it hard to distinguish HLP and CHM files. ViewHAR.EXE will use the CHM file, older versions will use the HLP files (except on Vista, which forbids HLP).īy default, Windows Explorer hides file extensions (such as HLP or CHM). You may notice that both CHM and HLP files for the same program are present on your hard disk. Note the UseCHM compiler flag and the name of the CHM help file. For an older ViewHAR, the first few lines of this file were:Ĭompiler flags: LongStrings PStrIsAnsi RangeChecking NoOptimization NotCheckCoreĬompiler flags: LongStrings PStrIsAnsi RangeChecking NoOptimization NotCheckCore UseCHM For ViewHAR, go Help.About/Diagnostics and press the Diagnostics button. Generally, EXE files created 2007 or later use CHM - theĮarlier EXEs use HLP.

To click a Contents button the contents list then pops up in a separate window.įor GEMPACK Windows programs, each particular EXE will use only ONE of the two systems. The CHM viewer is split into two panes the left-hand pane shows a Contents list. In use, the two help systems are very similar. From 2007 on, all these programs have been released in new versions which use the CHM ViewHAR, TABmate, WinGEM and RunGTAP) used HLP help files. Up to 2007, GEMPACK-related Windows programs (such as However, Windows Vista does not support the HLP format. The WinHelp system used HLP files the newer HTMLHelp system used CHM files. Suffix) and the help viewer is part of the Windows operating system.īefore Windows Vista appeared in 2007, two help systems coexisted. The help information is contained in a separate file (with HLP or CHM Pressing the F1 key may also invoke help. Most Windows programs have an online help system, accessed by a Help menu item (leading to a Contents page), or by buttons marked 'Help' (leading You should enable JavaScript to make best use of this web-page! HLP and CHM Help files for Windows programs