Just select them all, rigthclick and open Properties, go down to Surface … , and open that one, then change in all Fields, depend on how many different shapes you have been using and check Smooth if wanted, it will make a difference on rendertime.
If you open the Template you normally use rigthclick on Cylindersymbol and change that one to your like, incl Smooth if you want, then save and out, make a New drawing from that template should now have new settings set.
V20, V21, 2015/ 16/ 17/ 18/ 19 Pro. Platinum
Deluxe 2015/ 16/ 19
Windows 10 Home Premium 64 bit, 32 GB
NVIDIA Geforce GTX 780m, 1 GB