Updated: 10/07/2019 by Computer Hope

Alternatively referred to as Control 5 and C-5, Ctrl+5 is a shortcut key most often used to switch to the fifth tab in a browser or other program with tab support.

How to use the Ctrl+5 shortcut key

To use the keyboard shortcut Ctrl+5, press and hold either Ctrl key on the keyboard and while continuing to hold, press the "5" key with the same hand or the other hand.


The "5" used with this shortcut is the "5" at the top of the keyboard and not on the numeric keypad.

Ctrl+5 in Microsoft Excel

In Microsoft Excel and all other spreadsheet programs, pressing Ctrl+5 adds strikethrough or removes it from text in a cell.

Using Ctrl+5 in an Internet browser

With all major Internet browsers (e.g., Chrome, Edge, Firefox), pressing Ctrl+5 switches to the fifth tab.


If you only have four tabs open, pressing Ctrl+5 does nothing.

Ctrl+5 in Microsoft Word

In Microsoft Word, Ctrl+5 changes the line, paragraph, or all highlighted text to 1.5 line spacing.


Use Ctrl+1 to single space and Ctrl+2 to set the line spacing to double space.

Below are links to related keyboard key and keyboard shortcut pages.

A, Ctrl, Keyboard terms, Select all, Shortcut key