See every window of the app you are using
App Exposé spreads out the windows of the current app, including the ones hiding on other desktops.
Tips tagged #trackpad
Give each job its own desktop
Mission Control shows every open window at once and lets you split your work across desktops you swipe between.
Set up right-click and tap-to-click on the trackpad
There is no second button, but there is a right click — and you can stop physically pressing the trackpad down.
Fix the trackpad scrolling the wrong way
macOS scrolls like a touchscreen, not like Windows. One switch decides which way the page moves.