Ctrl+Shift+-
The Ctrl+Shift+- or Ctrl+Shift+_ keyboard shortcut is most commonly used to decrease the resolution on a Chromebook. Below are other programs that use this keyboard shortcut and related information.
Although the hyphen key creates an underscore when Shift is pressed, the hyphen is used when describing this shortcut.
How to use the Ctrl+Shift+-
To use this keyboard shortcut, press and hold either Ctrl and Shift key, and while continuing to hold them, press the - key.
Ctrl+Shift+- on a Chromebook
Pressing Ctrl+Shift+- on a Chromebook decreases the resolution.
Use Ctrl+Shift++ to increase the resolution. The shortcut Ctrl+Shift+0 resets to the default resolution.
Ctrl+Shift+_ in Microsoft Excel
Pressing Ctrl+Shift+_ in Microsoft Excel to remove borders around selected cell.
Related keyboard shortcuts and keys
Below are links to related keyboard shortcuts and individual key pages.