Excel SELECT CURRENT REGION Keyboard Shortcut

Using the Select Current Region Shortcut

Windows keyboard shortcut

 
Mac keyboard shortcut

This Excel shortcut selects the current region around the active cell when first used. Selects the entire worksheet when used a 2nd consecutive time.
Discover 242 Excel Keyboard Shortcuts for Windows and Mac
Other useful Select Special keyboard shortcuts
Display "Go To" Dialog Box
Select Cells With Comments
Select Current Region Around Active Cell
Select Current Array
Select Row Differences