It seems that no one has mentioned these two Vulkan issues yet.
With Vulkan in fullscreen, after pressing Alt + Tab, the screen remains stuck on the 0ad display.
No issue with OpenGL, nor with Vulkan in windowed mode.
This occurs on a VGA (D-sub) monitor, but there is no issue when using HDMI to a USB video capture card connected to an old laptop.
It also occurs on a HDMI TV. (2025/5/8 update)
With Vulkan and GPU skinning enabled, the screen jumps to the desktop and