Upd extension is associated with Update files. You have chance to open upd files with Note pad application.
It can be an update list of any software. You may find informations about sections that will be updated in Upd files. You will not need any extra software to open upd files. You have chance to open these with Note pad. You can open and take a look inside the file with this application.
What to use upd
which page related to upd file
upd Related Searches
You can check related links about upd fileextension.