Just check if you meet all the requirements mentioned here - 
https://community.databricks.com/t5/events/self-paced-learning-festival-09-january-30-january-2026/e...

You should receive the voucher at the email linked to your Databricks Academy account.Also look for the voucher in your spam folder if you haven't already . Verify eligibility was recorded: In Academy, open My Activities and ensure every module in your chosen learning pathway shows as completed within the event window and that the intro/overview sections are marked done.
If nothing works - Contact databricks help center - https://help.databricks.com/s/contact-us?ReqType=training