[external] Upgrade 2023 to 2026

External content by Daniel Krüger; February 08, 2026; 

The original post has appeared on daniels-notes.de

In general, the upgrade should work out smoothly in most cases and you are not doing something fancy. Otherwise, you may need to check out the blog post if these ring a bell:

• New licenses starting with version 2026.1.4
• UI
  • Updating reports and dashboards
  • New Admin mode icon
  • Renamed labels Parent workflow and Subworkflow instances
  • CSS
    • Ellipses / trailing dots
    • .primary-button class not applied in HTML fields
    • Top alignment of indicators
    • ms-icon replaced with fluent
• Increase of choose fields to 4000 characters
• Actions
  • Review attachment actions
  • Changed default description value of uploaded attachments
• SDK
  • Migration
  • DisplayName property is translated in SDKs