If the file is an e-book, open it with a reader supporting UMD files.

Hello Peter

You can google with ".umd extension" and you will find lot of stuff.

OR

plese find the below link which is very much informative for answering your Q

http://www.solvusoft.com/en/file-extensi...

hey friends, i have this fie with .umd extension and this is what it reads like when opened in notepad or hex editor, i need to translate it into a human readable language, i just need to change some values

please tell me the name of any app that can do this and procedure.

i will be so thankful