Exceljet

Quick, clean, and to the point

Select to beginning of cell

Windows shortcut 
ShiftHome
Mac shortcut 
Fn

Inside a cell, this shortcut will select from the cursor to the beginning of the text.

Download 200+ Excel Shortcuts

Get over 200 Excel shortcuts for Windows and Mac in one handy PDF.

Excel foundational video course
Excel Pivot Table video training course
Excel formulas and functions video training course
Excel Charts video training course
Video training for Excel Tables
Dynamic Array Formulas