Quote Originally Posted by Loinnreach
It would be best if you experiment in custom a bit. I haven't encountered this problem yet in BI. No matter how I group units or how I move them, they don't change formations. (BI in mind)
The formation is preserved in RTW v1.3 if it's a single group and I always drag and drop. You can redraw it as many times as necessary even while it's moving. So, I'll switch to using drag and drop all the time rather than point and click.