How can I unlock the layers and edit it?

To unlock the layers and edit it, follow the steps mentioned below:

Step 1 : Go to the 'Advanced Editing' screen, If you had chosen "Article to Video" option. Or if you had chosen one a 'Pre-made template' or 'Blank Canvas', then you are already on the ‘Advance Editing’ screen.

Step 2 : On the right-hand side panel click on 'Layers' menu.

Step 3 : You will get all the layers option available on the scene.

Step 4 : Select the one which you want to edit and unlock it and it will be highlighted on the scene.

Step 5 : Click on the 'Edit' button above.

Click here for a short video to take you through the process. Or click on the thumbnail below: