Thanks for sharing the exact error message you received, Jryan. Let me route you to the appropriate support team to assist you further and determine why you can't take the test.

Since you're still getting the "Prerequisite not met: To unlock this lesson, you must first complete the following: QuickBooks Online Certification Level 1: Getting started" error even after performing basic troubleshooting steps, I recommend contacting our Live Support Team. They have the required tools to securely access your account and assist you in successfully finishing the lesson. Here's how to reach them:

1. Sign in to your QuickBooks Online Accountant (QBOA) account.
2. Select Help.
3. Click the Search tab and enter a keyword related to your concern.
4. Hit the Contact Us button.

Additionally, you may refer to Step 3 in this article to aid you in obtaining certification documentation and reviewing your past coursework and achievements in the ProAdvisor program: ProAdvisor and QuickBooks Certification Courses.

If you have other questions about managing ProAdvisor Certifications in QBOA, please don't hesitate to leave a comment below. The Community is readily available to provide guidance.