HTM is a Hypertext Markup Language file. HTM file extension is associated with Microsoft FrontPage. HTM file are same as HTML file used to build static WebPages. A Web editing program or browser can open HTM files.
File extension errors generally occur when the appropriate program is not installed in your system. Scan your system to identify and fix HTM file extension errors.
Trouble opening HTM files on Microsoft Windows?
Advanced File Optimizer
Need help opening a HTM file? Advanced File Optimizer will do this for you. Opening a HTM file only takes a few clicks and is very easy, even for novice users.
Compatible with Window XP, Vista, 7, 8, 8.1 and 10