Normally, TradingView would put them all over each other causing chart to lose readability. By a few clever conditions, higher timeframe KC does draw on the chart only if it is outside lower timeframe KC. Lower timeframe is 99,5% outside both , and it will not show if it overlaps at any point. Higher TF ale two lines but no background.
channel 1 uses original settings
channel 2 uses TradingView default settings
1 uses TradingView default
2 uses 60 periods used by Turtles if I remember it correct
Have a great trade!