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Auth0/Auth0 Changelog/Advanced Customizations for Universal Login (Early Access) - Device Authorization Flow and more MFA Factors!

Advanced Customizations for Universal Login (Early Access) - Device Authorization Flow and more MFA Factors!

April 28, 2025Auth0 Changelog
$npx @buildinternet/releases show rel_iv0aDQP5kCv6jZ9nA3kyv

We are excited to announce the next Early Access release of Advanced Customizations for Universal Login! This release adds support for building custom versions of Universal Login’s Device Authorization screens, the MFA voice, phone, and recovery code screens, and their matching Reset Password Challenge factors all using the new ACUL SDK.

Advanced Customizations for Universal Login enables you to build custom, client-rendered interfaces for Universal Login screens, allowing you to control every pixel of your Universal Login experience. This release allows you to building custom versions of the following screens:

  • Device Code Activation
  • Device Code Activation Allowed
  • Device Code Activation Denied
  • Device Code Confirmation
  • MFA Phone Challenge
  • MFA Phone Enrollment
  • MFA Voice Challenge
  • MFA Voice Enrollment
  • Reset Password MFA Phone Challenge
  • Reset Password MFA Voice Challenge
  • MFA Recovery Code Challenge
  • MFA Recovery Code Enrollment
  • Reset Password MFA Recovery Code Challenge
  • Redeem Ticket

DX Updates

The latest versions of the ACUL SDK and our CDT tooling all include support for these new screens.

We are well on our way to adding support for everything that Universal Login currently supports out of the box. Checkout our online documentation to learn more about ACUL and stay tuned to the Auth0 Changelog for updates and announcements!

Fetched April 21, 2026