Many users have the problems on opening chm files after installed  Windows 7 operating system.Chm files is the help file type of e-books, in Windows 7 chm files can not be opened because of security issues. Many users do not know how to solve this problem after encountered chm files can not be opened. Here we will analyze this problem that chm files can not be open in Windows 7,help users solve the trouble .

The solutions of can not open chm files in windows 7: Read more