How do I take a screen , snapshot with my HTC ? Running v 2.4
I am not sure what version 2.4 is, but try press physical power button than press the the home key.
I don't think 2.4 is an Android OS.
Either went from
2.3 > 4.0.0
2.3 > 3.x if you had a tablet
3.X was a tablet only version of Android
Separate names with a comma.