Wtr extension is related to Encarta files. You have chance to open wtr files with Microsoft Encarta.
Encarta is an electronic encyclopedia which is developed by Microsoft firm. In this software wtr files are used.
Wtr files include information records. They may be images, texts or graphics. It is not possible to open wtr files directly. You should use required software to open them. In 2009, Microsoft stopped selling Encarta software.
What to use wtr
Microsoft Encarta disabled
which page related to wtr file
wtr Related Searches
You can check related links about wtr fileextension.