> ## Documentation Index
> Fetch the complete documentation index at: https://help.kajabi.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Maximum file size for downloadable attachments

> Maximum file sizes for downloadable attachments vary across Kajabi features.

The maximum file size for any **downloadable attachment**:

* Within a [Product Lesson](/articles/products/courses/how-to-customize-your-course-product-with-premier) and [Email Campaign](../../marketing/email-campaigns/add-downloadable-files-to-emails) is **1GB**.
* Within a [Call to Action button](../../website/pages/how-to-use-a-call-to-action) in a Page is **250 MB**.
* Within a [File Upload question](../../contacts/create-manage-and-share-assessments/how-to-add-questions-to-your-assessment) in an Assessment is **10 MB**.