Even this stable version has quirks. Here are fixes for frequent problems:
The hallmark of Call to Arms is the third-person direct control. In this update, vehicle armor penetration has been re-coded. You will actually feel the difference between sloped armor on a T-34 versus the flat armor on a Sherman.
Before you drop into the AO, ensure your rig meets the recommended specs for the latest build: Windows 7 / 8.1 / 10 (64-bit). 8 GB RAM recommended for large-scale battles. DirectX 12 compatible card for the best visual effects.
Here is everything you need to know about and why it deserves a spot on your SSD right now.
If you are looking for the definitive way to experience modern tactical combat, the v1.228.0 update Call to Arms: Ultimate Edition