Proportional individual inset I've been following this tutorial:

youtube /watch?v=3jJGBzAxXKo

At the 5:10 mark, the guy insets multiple faces along individual origins at the same time to create windows.

His turn out proportional:

Mine do not:

What am I doing wrong, and how do I get proportional windows like in the tutorial?
Looks like you object is not evenly scaled.

Exit Edit Mode and apply the scale to your object, by selecting it and pressing Ctrl + A > Apply Scale; then try doing the insets again.