To add widgets to the lock screen, swipe down from the center of the screen at the top and then touch and hold your current lock screen. Now tap ‘Customize’. Delete the sample widgets to make room for Numerics widgets. You can either tap the sample widgets with Numerics logo or scroll down to find Numerics logo to add Numerics widgets. Once the Numerics widgets are added, they will be empty. Tap them to choose the dashboard and a widget you prefer. Tap ‘Done’ and Numerics widgets will be displayed on the lock screen.