There are two ways to use a diagram:
Viewer mode
In this mode, you can use the diagram, but you cannot edit it. When you see a diagram on the LinkNotions site, you can view it, but you cannot edit it.
The editor mode
In order to edit (modify) a diagram, it must be in your LinkNotions account. Then, just open it in edit mode. If you do not have an account, please create your LinkNotions account.
In your account, there are two ways to get a diagram:
When you have the diagram in your account, you can open it in editor mode: place the cursor on the diagram text and click on “Edit”.
For detailed explanation, please consult the User manual for Edit mode.