There used to be in battle information of the vehicle status at the bottom of the screen and some additional info about your ammo, the assigned buttons for smoke screen, fire extinguisher, repair and so on. I don´t see it anymore during battles???
Turn on your HUD?
Hard to give advice without a screenshot.
They added a keybinding to hide it this past big patch it’s like forward slash or backslash, it’s in your keybindings. Try Test Drive.
The best post you’ve made on the forums.
Found a little symbol at the bottom of rhe screen which brought it back, thank you very much!