Try this (as found here: https://stackoverflow.com/questions/65865182/transparent-background-for-texteditor-in-swiftui) extension NSTextView {   open override var frame: CGRect {     didSet {       backgroundColor = .clear       drawsBackground = true     }   } } struct ContentView: View { @State var text = "" var body: some View {				 TextEditor(text: $text)					 .background(Color.red)		 } }