Exceljet

Quick, clean, and to the point

Move to left edge of data region

Windows shortcut 
Ctrl
Mac shortcut 

If the active cell is empty, Excel will stop on the first non-empty cell to the left. If the active cell is non-empty, Excel will stop on the last non-empty cell to the left.

On a Mac, the command key (⌘) can be used instead of the control key.

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