// openFileSample.js import { LightningElement } from 'lwc'; import { NavigationMixin } from 'lightning/navigation'; export default class OpenFileSample extends NavigationMixin(LightningElement) { navigateToFiles() { this[NavigationMixin.Navigate]({ type: 'standard__namedPage', attributes: { pageName: 'filePreview' }, state : { recordIds: '069xx0000000001AAA,069xx000000000BAAQ', selectedRecordId:'069xx0000000001AAA' } }) } }