Offline Considerations and Limitations

LWC Offline is designed to let you build great apps that can function without a network connection, but it’s not the full Salesforce service. Lightning web components have a number of limitations when used offline, including missing capabilities, reduced performance, and software defects (bugs). Keep these limitations in mind as you design and develop your offline customizations.

General Considerations

Consider these general details when planning your Lightning web components development efforts.
Considerations for Field Service Mobile App

The following considerations apply to LWC Offline when you run your components in the Field Service Mobile app.
Base Components Support

Base components are described in the Lightning Web Components Reference. All components are reviewed for correct behavior in LWC Offline-enabled mobile apps.
Modules Support

Lightning web component modules in the lightning namespace are described in the Component Reference in the Lightning Web Components Developer Guide. Modules scoped with @salesforce are described in @salesforce Modules in the Lightning Web Components Developer Guide. All modules are being reviewed for correct behavior in LWC Offline-enabled mobile apps.
Wire Adapters Support

Lightning web component wire adapters and JavaScript functions are described in “lightning/ui*Api Wire Adapters and Functions” in the Lighting Web Components Developer Guide.
Entity Support

LWC Offline uses the UI-API to access entity data. The UI-API supports a long list of standard entities, and all custom entities.
Metadata and Custom Metadata Types Support

LWC Offline uses the UI-API to access standard metadata.