[Windows Key + Right Arrow] and [Windows Key + Left Arrow] been like that since Windows 7. Plus you can use the other arrow keys in combination and repeatedley to get other kinds of window arrangement.
[Windows Key + E] -> Open Explorer [Windows Key + I] -> Open Windows Settings [Windows Key + M] -> Minimise everything and show the desktop [Windows Key + L] -> Lock your computer [CTRL + SHIFT + ESC] -> Open Task Manager I use all of those many times every day.
[CTRL + ESC] -> Bring up the Start Menu or in modern versions the Tiles of the start menu or on the new revamped Win 11 the crappy new Start Menu. [Windows Key + R] -> bring up the Run menu