Search for “mouse keys” in System Preferences [Or Accessibility -> Mouse and trackpad]. Enabling it (which can usually be done by tapping Option five times) allows the numeric keypad to function as an 8-direction “joystick” (7 = left+up, 8 = up, 9 = right+up, etc.). Use the keypad's 5 to click the mouse (press it twice, quickly to double click; hold Control while pressing to right-click).

In System Preferences, choose Accessibility > Mouse & Trackpad (or search for “mouse keys”). Enabling Mouse Keys (which can usually be done by tapping Option five times) allows the numeric keypad to function as an 8-direction “joystick” (7 = left+up, 8 = up, 9 = right+up, etc.). Use the keypad's 5 to click the mouse (press it twice, quickly to double click; hold Control while pressing to right-click).

Search for “mouse keys” in System Preferences. Enabling it (which can usually be done by tapping Option five times) allows the numeric keypad to function as an 8-direction “joystick” (7 = left+up, 8 = up, 9 = right+up, etc.). Use the keypad's 5 to click the mouse (press it twice, quickly to double click; hold Control while pressing to right-click).

Search for “mouse keys” in System Preferences [Or Accessibility -> Mouse and trackpad]. Enabling it (which can usually be done by tapping Option five times) allows the numeric keypad to function as an 8-direction “joystick” (7 = left+up, 8 = up, 9 = right+up, etc.). Use the keypad's 5 to click the mouse (press it twice, quickly to double click; hold Control while pressing to right-click).