FREEDOMDESIGN603

So I upgraded to X17 and I find the delete all dimensions button is gone. Is this something I can turn back on? I liked it because when you mull windows together it doesn't re-dimension the windows so I just delete all and auto dimensions. I know I can select one and click select objects button but that is three more clicks then needed.

I am looking to label all the trusses that are the same (T02) with one label in the middle of the trusses with lines from each side of the truss label to the extents of where those truss start and stop. Is this possible without doing it manually? Similar to how a truss manufacture would label the trusses the file I have attached is a poor example but it show what I am talking about in the middle with T1