About your cmd-tab point, macOS in its distant past made an architectural choice to decouple the running application from the windows presenting it (I think thi

About your cmd-tab point, macOS in its distant past made an architectural choice to decouple the running application from the windows presenting it (I think this goes the whole way back to nextstep). So while cmd-tab does give the application focus (as you’ll see reflected in the menu bar) it won’t bring up the window.