Click Setup (Gear Icon) and select Edit Page. Under Custom Components, find your modalPopupLWC component and drag it on right-hand side top. Click Save and activate.
Full Answer
What is modal popup in Salesforce Lightning?
Modal Popup in Salesforce Lightning? Yes, Salesforce has provided us with a component called lightning:overlayLibrary, which we can use to easily create Modals. This Component enables us to displays messages via modals and popovers.
How do I customize a modal in Salesforce?
The modal header, body, and footer are customizable. Pressing the Escape key or clicking the close button closes the modal. Here we will create a Custom component which can override a standard new button on the Contact object and open a form to create a record using Lightning Data Services.
How to display modal popup in a component?
To display modal popup in your component first create a button in your Component which will be used to show & hide modal popup. True & False value. Copy and paste below code after button in your component.
What is modal/popup in LWC?
title="What is Modal/PopUp in LWC?" <p><b>This paradigm is used in cases such as the creation or editing of a record, as well as various types of messaging and wizards. Now we can add this lwc component on home page. Click Setup (Gear Icon) and select Edit Page.
What is Modal in Salesforce Lightning Experience?
Modals/Popup Box are used to display content in a layer above the app. This paradigm is used in cases such as the creation or editing of a record, as well as various types of messaging and wizards.
ModalPopup Example Lightning Web component (LWC)
In this code we are first declaring ‘isModalOpen’ attribute and setting its default value as false. Then using template if:true we are conditionally displaying modal/popup on click of button.
Component
This div is a hidden div (slds-fade-in-hide does that for you) which will display your form. The second div will display a dark background:
Controller
I assume that you have a controller to render your form, and that this form is a different component. If not, you should consider building it, as it's really easy.