Unable to see New Library+ button on "Configure Data for Your Agent"

Dear Trailblazers, 

On Configure and Activate Your Lead Nurturing Agent Challenge

https://trailhead.salesforce.com/content/learn/modules/agentforce-sdr-setup-and-customization/configure-and-activate-your-sdr-agent?trail_id=become-an-agentblazer-innovator-2026

I'm unable to see "New library+" button  

How to proceed further ? Please help me here ! 

Thanks, 

Muni Deepak.