Developer · in 24 of 68 releases

Lightning Web Components

First in the release notes in Spring ’19, February 2019. 207 notes since, the most in Summer ’20.

Notes: 207
First: Spring ’19; February 2019
Most notes: Summer ’20; 13 notes
Latest: Winter ’27

A note counts here when its title or opening lines name Lightning Web Components, by any of the names Salesforce has used for it.

The first notes, Spring ’19

Use Lightning Web Components in the Utility Barp. 76
Use Custom Lightning Web Components in Communitiesp. 305
Lightning Web Components (Generally Available)p. 428
Leverage Extended Functionality for Lightning Web Components with Salesforce CLIp. 444
Simplify Lightning Web Component Development with the VS Code Extension Packp. 457
New and Changed Lightning Web Componentsp. 459
New and Changed Modules for Lightning Web Componentsp. 462

Retirements and deprecations

Migrate LWC Projects from LWC.studio to StackBlitzp. 233
Lightning Web Components Playground Retiredp. 518
Lightning Web Components Playground Retirementp. 533

Every note, by release

Newest first. Each title links to its page in Salesforce’s release notes.

Winter ’277

Send Field Service Technicians to a Custom LWC from a Push Notificationp. 378
Launch Distributed Marketing and Alerts from Custom Lightning Web Componentsp. 632
Get the Latest LWC Changes with LWC API Version 68.0p. 764
Use Third-Party Web Components in LWC (Generally Available)p. 767
Accelerate Lightning Development with LWC Skillsp. 768
New and Changed Lightning Web Componentsp. 803
New and Changed Modules for Lightning Web Componentsp. 806

Summer ’2610

Embed Custom Lightning Web Components in Dashboards for Interactive Data Views (Generally Available)p. 433
Get the Latest LWC Changes with LWC API Version 67.0p. 806
Preview a Single Lightning Web Component in Your Browser (Generally Available)p. 808
Preview a Single Lightning Web Component in Visual Studio Code (Generally Available)p. 809
Simplify Data Interactions with State Managers for LWC (Generally Available)p. 809
New and Changed Lightning Web Componentsp. 889
Increase Financial Aid Transparency with New Lightning Web Componentsp. 1059
Launch Distributed Marketing and Alerts from Custom Lightning Web Componentsp. 1243
New and Changed Modules for Lightning Web Componentsp. 892
Show Custom Lightning Web Components in the Agentforce Chat Window on Mobilep. 1156

Spring ’2613

Embed Custom Lightning Web Components in Dashboards for Interactive Data Views (Beta)p. 320
LWC API Version 66.0p. 560
Use Complex Template Expressions in Your Lightning Web Components (Beta)p. 561
Preview a Single Lightning Web Component in Your Browser (Generally Available)p. 572
Work with More MCP Tools for LWC Development (Beta)p. 572
New and Changed Lightning Web Componentsp. 624
Create Custom Property Types and Editors for Lightning Web Components in Aura and LWR Sites (Generally Available)p. 683
Quickly Develop Lightning Web Components in a Real-Time Preview of Your LWR Site (Generally Available)p. 684
Access Configurator API More Easily by Using a Lightning Web Componentp. 1055
Update Tasks and Events in Lightning Web Components with the User Interface APIp. 1183
Extend Dashboard Capabilities with Custom Lightning Web Componentsp. 306
New Targets for Lightning Web Componentsp. 629
New and Changed Directives for Lightning Web Componentsp. 629

Winter ’2612

LWC API Version 65.0p. 367
Preview a Single Lightning Web Component in Visual Studio Code Using Lightning Preview (Beta)p. 368
Simplify Data Interactions with State Management for LWC (Beta)p. 370
Preview a Single Lightning Web Component in Your Browser Using Local Dev (Beta)p. 368
Use LWC Components for Local Actions in Screen Flowsp. 369
Accelerate Development with LWC MCP Tools (Beta)p. 375
New and Changed Lightning Web Componentsp. 424
Develop Lightning Web Components Faster in a Real-Time Preview of Your LWR Site (Beta)p. 560
LWC Support in Consumer Goods Cloud Mobile App is Generally Availablep. 630
New and Changed Modules for Lightning Web Componentsp. 427
New Targets for Lightning Web Componentsp. 428
Make Screen Flows More Powerful with LWC Local Actionsp. 1090

Summer ’2510

LWC API Version 64.0p. 448
Preview a Single Lightning Web Component Using Local Dev (Beta)p. 449
Migrate Lightning Web Components Projects to ESLint v9 Before Spring ’26p. 452
New and Changed Lightning Web Componentsp. 483
Use the File Upload Enhanced Lightning Web Component with Aura and LWR Sites (Beta)p. 546
Changed Modules for Lightning Web Componentsp. 485
New Targets for Lightning Web Componentsp. 486
Customize Consumer Goods Cloud Mobile App Faster with LWC Quick Actions (Beta)p. 622
Simplify Assessment Tracking with the Assessments Lightning Web Componentp. 777
Streamline Deployment of Industries CPQ in LWC with Omnistudio for Managed Packagesp. 786

Spring ’258

Enable LWC Stacked Modals (Release Update)p. 170
LWC API Version 63.0p. 360
Develop Lightning Web Components Faster in a Real-Time Preview of Your Lightning App (Generally Available)p. 366
New and Changed Lightning Web Componentsp. 398
Develop Lightning Web Components Faster in a Real-Time Preview of Your LWR Site (Beta)p. 468
Schedule Appointments Efficiently with a New Lightning Web Componentp. 661
Validate Mobile Lightning Web Components with ESLint Rulesp. 770
Changed Targets for Lightning Web Componentsp. 401

Winter ’2510

Enable LWC Stacked Modals (Release Update)p. 128
Manage List Views with New Lightning Web Component (LWC) Wire Adaptersp. 228
Develop Lightning Web Components with TypeScript (Developer Preview)p. 276
Develop Lightning Web Components Faster in a Real-Time Preview (Beta)p. 276
New and Changed Targets for Lightning Web Componentsp. 310
New and Changed Modules for Lightning Web Componentsp. 309
New and Changed Lightning Web Componentsp. 308
Add Lightning Web Components with Attributes in the Field Service Mobile App Builderp. 426
Boost Efficiency with Industries CPQ in LWC Interfacep. 606
Validate Mobile Lightning Web Components with ESLint Rulesp. 645

Summer ’247

Enable LWC Stacked Modals (Release Update)p. 105
Get More Functionality with the New Dashboard Lightning Web Component (Generally Available)p. 141
Use Third-Party Web Components in LWC (Beta)p. 239
Get the Latest LWC Changes with LWC API Version 61.0p. 237
Navigate to a URL-Addressable Lightning Web Componentp. 240
New and Changed Lightning Web Componentsp. 278
New and Changed Modules for Lightning Web Componentsp. 280

Spring ’249

Get More Functionality with the New Dashboard Lightning Web Component (Beta)p. 136
Get the Latest LWC Changes with LWC API Version 60.0p. 227
Migrate LWC Projects from LWC.studio to StackBlitzp. 233
New Features for the LWC Offline Test Harnessp. 240
New and Changed Lightning Web Componentsp. 268
New and Changed Modules for Lightning Web Componentsp. 270
Customize Your Lightning Web Components with Stylesp. 359
Customize the Product Catalog Management Home Page with Lightning Web Componentsp. 531
Customize Your Messaging Conversation Window Header with Lightning Web Componentsp. 734

Winter ’2413

Use Dynamic Forms on LWC-Enabled Standard Objectsp. 172
Get the Latest LWC Features with Component-Level API Versioningp. 202
Dynamically Import and Instantiate Lightning Web Componentsp. 202
Use Third-Party Web Components in LWC (Beta)p. 207
New Features for the LWC Offline Test Harnessp. 213
Add Custom Property Editors or Property Types to Custom Lightning Web Components in Aura Sites (Beta)p. 213
New and Changed Lightning Web Componentsp. 250
New and Changed Modules for Lightning Web Componentsp. 251
New and Changed Directives for Lightning Web Componentsp. 252
Create Custom Property Types and Editors for Lightning Web Components in Aura Sites (Beta)p. 310
Get Information About the Default Site Language in Lightning Web Componentsp. 312
Minimize Security Vulnerabilities in Quote Term Editor with LWC Rich Text Editorp. 496
Customize Your Pre-Chat Form with Lightning Web Componentsp. 694

Summer ’2313

Discover the New Lightning Web Components Developer Guidep. 188
Use Lightning Web Security for Lightning Web Components and Aura Components (Generally Available)p. 189
Set Dynamic Values for the Slot Attribute in Lightning Web Componentsp. 194
Validate Your Lightning Web Components for Offline Use with the Komaci Static Analyzerp. 195
Develop Offline-Ready LWCs with the LWC Offline Test Harnessp. 195
New and Changed Modules for Lightning Web Componentsp. 219
New and Changed Lightning Web Componentsp. 218
New and Changed Directives for Lightning Web Componentsp. 221
Create Custom Property Types and Editors for Lightning Web Components in LWR Sites (Beta)p. 289
Launch Lightning Web Components from Work Stepsp. 317
Boost Productivity with the New Order Lightning Web Componentp. 340
Access Actions Conveniently with LWC Quick Actionsp. 484
Enjoy Enhanced User Interface Performance with LWC Frameworkp. 483

Spring ’237

Use Lightning Web Security for Lightning Web Components (GA) and Aura Components (Beta)p. 186
Improved Render Time for Lightning Web Componentsp. 191
New and Changed Lightning Web Componentsp. 230
New and Changed Modules for Lightning Web Componentsp. 231
Create Custom Property Editors and Property Types for Lightning Web Components in LWR Sites (Developer Preview)p. 303
Assign Unique String Property Values for Different Devices in Custom Lightning Web Components (Beta)p. 307
Use Unique String Property Values for Mobile Devices in Custom Lightning Web Components (Beta)p. 496

Winter ’237

Managing a Device’s Calendar Events Using Lightning Web Componentsp. 196
New and Changed Lightning Web Componentsp. 224
New and Changed Modules for Lightning Web Componentsp. 225
Assign Different Property Values for Desktop, Tablet and Mobile in Custom Lightning Web Componentsp. 302
Extend and Customize the Field Service Mobile App with Lightning Web Components (Beta)p. 340
Embed a Standard Component or a Salesforce Lightning Component as a Custom LWCp. 625
Launch Screen Flows With Lightning Web Componentsp. 636

Summer ’224

Access Device Contacts from a Lightning Web Componentp. 214
New and Changed Lightning Web Componentsp. 243
New and Changed Modules for Lightning Web Componentsp. 244
Dependent Picklists Component Is Rebuilt Using Lightning Web Components (LWC)p. 576

Spring ’227

Include Custom Functionality in Tableau CRM Dashboards with Lightning Web Components (Generally Available)p. 130
Use Location in a Lightning Web Componentp. 221
Scan a Barcode in a Lightning Web Component (Generally Available)p. 221
Changed Lightning Web Componentsp. 242
New and Changed Modules for Lightning Web Componentsp. 243
Get Information About the Current Site in Lightning Web Componentsp. 341
Scan Barcodes with Custom Lightning Web Componentsp. 465

Winter ’227

Give Your Users Custom Functionality in Tableau CRM Dashboards with Lightning Web Components (Beta)p. 127
Add User-Authorized Cookie Consent to Your Lightning Web Componentsp. 214
View Dependencies for Lightning Web Componentsp. 213
New and Changed Modules for Lightning Web Componentsp. 245
New and Changed Lightning Web Componentsp. 244
Dynamically Add Content to Your LWR Sites with Data Binding in LWC Componentsp. 335
Enhance the Usability of the Work Plans Lightning Web Component with Custom Actionsp. 350

Summer ’216

Create Styling Hooks for Lightning Web Componentsp. 235
Create Quick Actions with Lightning Web Components (Generally Available)p. 234
New and Changed Lightning Web Componentsp. 265
New and Changed Modules for Lightning Web Componentsp. 266
Use --dxp Styling Hooks to Brand Your Lightning Web Components (Generally Available)p. 363
Access CMS Content with an LWC Wire Adapter (Beta)p. 583

Spring ’217

UI Changes for Lightning Web Componentsp. 72
Add Salesforce CMS Content to Custom Lightning Web Componentsp. 403
Use Your Salesforce CMS Content in Custom Lightning Web Componentsp. 413
Lightning Web Components Playground Retiredp. 518
Create a Lightning Web Component Action (Pilot)p. 523
New and Changed Lightning Web Componentsp. 553
New and Changed Modules for Lightning Web Componentsp. 555

Winter ’217

UI Changes for Lightning Web Componentsp. 107
Build Fast, Efficient Experiences with the LWC-Based Template (Pilot)p. 404
Scan a Barcode in a Lightning Web Component (Beta)p. 529
Create Custom Property Editors for Lightning Web Components (Generally Available)p. 532
Lightning Web Components Playground Retirementp. 533
New and Changed Modules for Lightning Web Componentsp. 570
New and Changed Lightning Web Componentsp. 568

Summer ’2013

Customize the Chat Header with a Lightning Web Componentp. 225
Build Fast, Efficient Experiences with the LWC-Based Template (Developer Preview)p. 371
Get Information About the Current Community in Lightning Web Componentsp. 373
Share CSS Styles Among Lightning Web Componentsp. 507
Create Custom Property Editors for Lightning Web Components (Beta)p. 510
Scan a Barcode in a Lightning Web Component (Beta)p. 511
Check Whether a Lightning Web Component Is Connected to the DOMp. 515
Check User Permissions for Lightning Web Componentsp. 513
Get Child Elements by Tag or Class Name in Lightning Web Componentsp. 517
Lightning Web Components in Custom Tabs Are Reactivep. 518
Update Jest Dependencies to v25.5.4 If You Update sfdx-lwc-jest to v0.9.0p. 518
New and Changed Lightning Web Componentsp. 558
New and Changed Modules for Lightning Web Componentsp. 561

Spring ’208

Customize Chat with Lightning Web Componentsp. 227
Build Fast, Efficient Experiences with a New LWC-Based Template (Developer Preview)p. 323
The @track Decorator Is No Longer Required for Lightning Web Componentsp. 487
Smarter Source Tracking for Lightning Web Components in Scratch Orgsp. 490
Style Lightning Web Components with Custom Aura Design Tokensp. 489
Increase Productivity with Local Development for Lightning Web Components (Beta)p. 498
New and Changed Modules for Lightning Web Componentsp. 541
New and Changed Lightning Web Componentsp. 539

Winter ’207

Use Attributes in Lightning Web Components with Confidencep. 362
Add Powerful and Performant Lightning Web Components to Your Flow Screensp. 429
Lightning Web Components: Open Sourcep. 492
Add Lightning Web Components as Custom Tabsp. 492
Increase Productivity with Local Development for Lightning Web Components (Beta)p. 496
New and Changed Modules for Lightning Web Componentsp. 544
Changed Lightning Web Componentsp. 542

Summer ’198

Customize Your Chat Message with Lightning Web Componentsp. 219
Add Lightning Web Components to Apps with Lightning Out (Beta)p. 447
Use Lightning Web Components in Visualforce Pagesp. 447
Use Lightning Web Components in Standalone Aura Appsp. 447
Extend Email Integrations with Lightning Web Componentsp. 450
Receive Streaming Events in Your Lightning Web Componentp. 492
Changed Lightning Web Componentsp. 493
New and Changed Modules for Lightning Web Componentsp. 497

Spring ’197

Use Lightning Web Components in the Utility Barp. 76
Use Custom Lightning Web Components in Communitiesp. 305
Lightning Web Components (Generally Available)p. 428
Leverage Extended Functionality for Lightning Web Components with Salesforce CLIp. 444
Simplify Lightning Web Component Development with the VS Code Extension Packp. 457
New and Changed Lightning Web Componentsp. 459
New and Changed Modules for Lightning Web Componentsp. 462

The first notes, Spring ’19

Retirements and deprecations

Every note, by release

More in Developer