Describing something that has had an upgrade, that has been improved or enhanced.(adjective)
Simple past tense and past participle of upgrade.(verb)
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Use "upgraded" in a sentence
"I've successfully upgraded from a beta of Windows 7 using the changes posted here."
"Toyota says that's probably because dealers and/or customers have been making their own "fix" and/or owners are pouring in upgraded, thicker brake fluid on their own, which can work for a time."
"These programs have been upgraded from the mediocre releases I tested last summer - and since they store their maps on the iPhone, they don't need wireless service to work."