Maybe it's just a typo, but since : denotes VIM command mode, the "save and quit" shortcut is ZZ in normal mode and not :ZZ. By the way, there's another normal mode combination ZQ which acts like :q! or "force quit without saving".
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Maybe it's just a typo, but since
:denotes VIM command mode, the "save and quit" shortcut isZZin normal mode and not:ZZ. By the way, there's another normal mode combinationZQwhich acts like:q!or "force quit without saving".