From the displayed list of key names, select the key that you want to reassign. You can assign your own keyboard shortcuts to perform menu commands in any Mac OS X application or in the Finder. KeyTweak. To do this, boot into Mac OS X, click the Apple menu on the menu bar, and select System Preferences.

How to Reassign Key Locations on a Mac Instead of having to relearn key locations, use the Keyboard pane in System Preferences to reassign the modifier keys, allowing you to keep the muscle memory you already possess. For example, pressing both Fn and F12 (speaker icon) performs the action assigned to the F12 key instead of raising the volume of your speakers. Here is an excerpt from the Mac Help feature about setting up keyboard shortcuts and assigned keys. It will list every single key on your keyboard. To use the standard function keys, hold the Fn (Function) key when pressing a function key. Download and install the Microsoft Mouse and Keyboard Center . Repeat this for all the keys that you need to remap. Setting custom keyboard shortcuts for applications Keyboard shortcuts allow you to quickly perform tasks by pressing keys on the keyboard. If your keyboard doesn’t have an Fn key, try pressing and holding the Control key when pressing a function key. Connect the keyboard that you want to configure.
To reassign a key. You can also easily disable the Caps Lock key from here. KeyTweak is a tool which offers multiple ways – three, to be precise – to remap a key. Select the Start button, and then select Microsoft Mouse and Keyboard Center . In case you are looking for some other tools to reassign keyboard keys in Windows 10, here are a few more: 1. In the set-up below, when I tap the ‘a’ key, it will instead enter ‘1’. If you're used to using the modifier keys from your old Mac keyboard, you're likely to run into trouble for a while as you relearn the key locations. Any time you want to reset the key back to normal, click the … From this dropdown, select which key should be executed when you tap the key you’re remapping. The first is using the virtual keyboard. Click the Keyboard icon, click the Modifier Keys button, and swap the Control and Command key functions. Select the one you want to remap and then open the ‘To key’ dropdown.