Updated: 10/07/2019 by Computer Hope
Alternatively known as Control 9 and C-9, Ctrl+9 is a shortcut key most often used to switch to the last tab in a browser.
How to use the Ctrl+9 shortcut key
To use the keyboard shortcut Ctrl+9, press and hold either Ctrl key on the keyboard and while continuing to hold, press the "9" key with either hand.
The "9" used with this shortcut is the "9" at the top of the keyboard and not on the numeric keypad.
Ctrl+9 in Microsoft Excel
In Microsoft Excel and all other spreadsheet programs, pressing Ctrl+9 hides the row of the active cell.
Using Ctrl+9 in an Internet browser
With all major Internet browsers (e.g., Chrome, Edge, Firefox), pressing Ctrl+9 switches to last tab regardless of how many tabs are open.
Below are links to related keyboard key and keyboard shortcut pages.
A, Ctrl, Keyboard terms, Select all, Shortcut key