Web AR is not working

Am trying to make some AR web based experiences , am testing playcanva for the first time and it says “AR is not avalaible on this device” IDK how to fix that , I use made before other AR apps with Unity for android and threejs for web marker based and everything went well
please help
project link : WebXR AR Starter Kit - PLAYCANVAS

WebXR is not currently supported in Safari on macOS or iOS:

If you want to do AR that doesn’t rely on WebXR support, then I recommend looking at:

am using Brave browser on windows and Google Chrome on my android device

Do these work on your devices?