havent deleted anything, downloaded 2.4.4 into a folder and installed it from there.
not sure what you mean by download .dat ,is this within the program itself or what, have gone through all the option tabs and cant find anything to help maintain the downloads even checked back on the website actually sais the latest version is 2.4.1 but that is what i downloaded and ended up with 2.4.4 so dont know where im at