What does MR version stand for?

user802421 picture user802421 · Dec 17, 2011 · Viewed 13.6k times · Source

Today I got Android ICS update. The system shows version "Ice Cream Sandwich MR1". I know alpha, beta, rc, rtm, etc. but I was wandering what MR stands for.

Answer

sinni800 picture sinni800 · Dec 17, 2011

I think it means Maintenance Release 1.

Source: I just heard it somewhere on a different application using MR in their version.