why macbook air early 2015 is not supporting 4k on youtube with macos monterey 12.7.5?
MacBook Air early 2015 is not showing 2160p option on YouTube and currently it's running on macOS Monterey 12.7.5
MacBook Air 13″, macOS 12.7
Probably because it doesn't have the resolution.
Resolutions: 1440 by 900 (native), 1280 by 800, 1152 by 720, and 1024 by 640 pixels at 16:10 aspect ratio; 1024 by 768 and 800 by 600 pixels at 4:3 aspect ratio