What is File Extension HST? The HST file extension is primarily used as an abbreviation of ‘history.’ HST files serve to label various history files. The format of this History Format file was developed by N/A. This History Format file was likely generated by the Yahoo! Instant Messenger program.
1326 file types are given the HST extension, but most often they are not compatible. You must use a different application to handle each of them. To open an HST file, update the application you normally use to the latest version. Only the latest version supports the current HST file format.
You need to check the HST file for viruses by scanning it with antivirus software like Norton or Nod32. On Windows, right click on the HST file and choose another app to open it. On Mac, right click the HST file and choose another program under “Open with.”
While HSI Raw Bitmap File is a popular type of HST file, there are 2 known uses of the HST extension – HSI Raw Bitmap File and Mosaic Browser History File. Mosaic was an early web browser that stored browsing history in HST files. This software was discontinued in 1997.
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