HTML Help by HTML

What is HTML Help?

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Overview

How do I clean HTML Help?

HTML Help may store excess, temporary data on your computer that can take up valuable space. It may also store private data such as passwords or browsing history in the registry or on the file system. The easiest way to erase this data is by downloading AppCleaner, it is 100% free and about 1MB in size. A portable version is also available.

Clean HTML Help
with AppCleaner

If you want to clean HTML Help manually, you can follow the steps outlined below. There are four locations in the file system where HTML Help stores data that can be cleaned.

Files

To clean your file system from files stored by HTML Help and to gain free disk space, examine the following file system locations. First of all, open a command prompt window:

• Hit the Windows key , usually located in the lower left of your keyboard between the Ctrl and Alt keys.
• Windows XP/Vista/7: Click Run...
• Type cmd
• Hit Enter

Now list all the files stored by HTML Help that can be cleaned:

1. Type dir %APPDATA%/Microsoft/HTML Help/hh.dat
2. Type dir %APPDATA%/Microsoft/HTML Help/hhcolreg.dat
3. Type dir %APPDATA%/Microsoft/HTML Help/*.chw
4. Type dir %ALLUSERSPROFILE%/Microsoft/HTML Help/hhcolreg.dat
   • Windows XP: Type dir %ALLUSERSPROFILE%\Application Data/Microsoft/HTML Help/hhcolreg.dat
5. Type dir %WinDir%/Application Data/Microsoft/HTML Help/hh.dat
6. Type dir %LOCALAPPDATA%/VirtualStore/ProgramData/Microsoft/HTML Help/hhcolreg.dat
   • Windows XP: Type dir %USERPROFILE%\Local Settings\Application Data/VirtualStore/ProgramData/Microsoft/HTML Help/hhcolreg.dat

Once you have identified the files stored by HTML Help that you want to clean, delete them using the del command or Windows Explorer.