What is an "update"?

来源: 于 2006-08-21 14:17:34 [旧帖] [给我悄悄话] 本文已被阅读：次

People constantly talk about "update", what does that really mean? A letter from USCIS to stating the status of your case?
I filed my I-485 in June 2005 with VSC, but I haven't received any update so far.
Thanks a lot.