If your keyboard shortcuts don't work in Photoshop, try one or more of the following solutions.
See Preference filenames and locations for instructions and further information on Photoshop preferences.
Sometimes the way other applications use keyboard shortcuts can interfere with how Photoshop uses them. Quit or Exit other running applications one-by-one until the keyboard shortcuts work in Photoshop.
Customers have reported keyboard shortcut issues when running these applications with Photoshop:
Sometimes third-party extensions and other utilities can interfere with Photoshop’s operation. In Mac OS, Safe Mode disables all third-party extensions and startup items and only runs required kernel extensions and Apple-installed startup items. On Windows, Safe Mode starts Windows with a limited set of files and drivers.
To start your computer in Safe Mode, use the following links for your operating system:
Customers have reported keyboard shortcut issues when running these utilities:
Make sure that you have the latest Wacom driver and restore the preferences to their default to see if the problem goes away.