Spring '26 for Developers

Slide deck from my Feb 2026 talk to the London Salesforce Developers on the changes/new features in the Spring '26 release.

Transcript

1. Spring ‘26 For Developers 1 Keir Bowden, CTA, MVP HoF
2. General
3. Sending Session IDs in Outbound Messages is Retired Feb 23, 2026 Use OAuth to authenticate Goodbye Connected Apps Cannot create in Spring ‘26 Existing connected apps work Package installation can create connected apps Customers can request to continue Move to External Client Apps
4. Redirection for legacy URls Old SitesSubdomainName.secure.force.com New MyDomainName.my.salesforce-sites.com Goodbye Lightning Component Library on the Web Replaced by https://<myDomainName>.lightning.force.com/docs/component-library In-org component library remains https://developer.salesforce.com/docs/platform/lightning-component-reference
5. Salesforce Files File size limit - 10Gb (was 2Gb) Available in Files home, Libraries, Files related to records Not available in Chatter, LWR Sites in Experience Cloud Delete Salesforce Files permission Previously required Admin/File owner IdeaExchange idea (8 years old)
6. Salesforce Files (Beta) Launch Flow on Create/Update/Delete of File ContentDocument / ContentVersion “only files that have a high probability of being malicious”
7. List Views List Views rendered with LWC Can select up to 200 records Previously allowed more, then errored on save List View sorting Blank/null values treated as highest value in dataset Previously lowest value!
8. Dark Mode (Beta) Use in more editions Free Suite, Pro Suite, Professional, Enterprise, Developer
9. Dark Mode (Beta)
10. Artificial Intelligence
11. Flow Builder - AI Available for Record / Schedule-Triggered Flows Improved AI draft accuracy • Requirements decomposed into tasks • Doesn’t consume credits!! Modify flows with Agentforce • Describe modifications • Highlighted in canvas for review
12. Setup with Agentforce (Beta)
13. Setup with Agentforce (Beta) Troubleshooting user access Managing users, permission sets, permission set groups, org-wide defaults, sharing rules Creating custom objects and fields, flows, custom report types, lightning pages Information from Salesforce Help, usage, licenses Navigation to setup pages Fixing issues and explaining formulas
14. Setup with Agentforce (Beta) One additional tab
15. Low Code
16. Collapse Branching Elements
17. Screen Flow Styling Overrides Lightning Experience Visualforce Sites Aura Sites LWR Sites
18. Screen Flow Message Component
19. Screen Flow File Preview Component • No need to download files Open Screen Flow by URL in Lightning Experience • /lightning/flow/<flow_name> • /lightning/flow/<flow_name>/versionId • /lightning/flow/<flow_name>?flow__<variableId>=<value>
20. Kanban Boards in Screen Flow
21. Kanban Boards in Screen Flow
22. Compare Flow Versions
23. Compare Flow Versions
24. Pro Code
25. Apex Apex/Pagination Cursors for large SOQL query result sets public class QueryChunkingQueuable implements Queueable { private Database.Cursor locator; private integer position; public QueryChunkingQueuable() { locator = Database.getCursor ('SELECT Id FROM Contact WHERE LastActivityDate = LAST_N_DAYS:400'); position = 0; } public void execute(QueueableContext ctx) { List<Contact> scope = locator.fetch(position, 200); position += scope.size(); // do something, like archive or delete the scope list records if(position < locator.getNumRecords() ) { // process the next chunk System.enqueueJob(this); } } }
26. Apex Extract picklist values based on record type • ConnectApi.RecordUi.getPicklistValuesByRecordType (objectApiName, recordTypeId) • IdeaExchange request Feb 2012 Blob.toPdf() uses Visualforce rendering engine • Release update, enforced Summer ‘26
27. Lightning Web Components Capture non-fatal errors in the Error Console • Fatal errors still display a modal panel
28. Lightning Web Components Complex Template Expressions
29. Lightning Web Components Use components in Setup for Agentforce (Beta) • Add AI Description <ai> <description>AI component description. Example: The component enables users to add and style text content for dashboards, supporting features such as hyperlinks, bullet points, and text alignment. Ideal for adding formatted text sections such as instructions</description> <property name="prop1" aiDescription="AI description for prop1"/> <property name="prop2" aiDescription="AI description for prop2"/> </ai>
30. Run Relevant Tests Let Salesforce Decide Which Tests
31. Run Relevant Tests ✅ Tests with direct dependency on changed classes
32. Run Relevant Tests ✅ Tests for classes with direct dependency on changed classes
33. Run Relevant Tests ❌ Tests for classes with indirect dependency on changed classes
34. Run Relevant Tests ❌ Tests/classes with dynamic dependency on changed classes
35. Run Relevant Tests Guide with Annotations
36. Run Relevant Tests Guide with Annotations Run this test for every deployment • Even if no Apex changed bobbuzz.me.uk/RunRelevantAnno bobbuzz.me.uk/RunRelevantTests
37. Thank You https://www.youtube.com/watch?v= 7F9zHTc5Lzo youtube.com/watch?v=7F9zHTc5Lzo Spring ‘26 Webinar