Some community members recommend this as a close metric match if Myriad Pro doesn't quite fit your needs. How to Fix "Missing Font" Errors
If you are seeing Adobe Sans MM because of an error, follow these steps instead of searching for a download: adobe sans mm font download free
If you created the PDF, ensure "Embed All Fonts" is selected in your export settings to prevent others from seeing substitutions. Some community members recommend this as a close
When a PDF contains a font that wasn't embedded (saved within the file), Acrobat uses Adobe Sans MM to mimic the missing font's width and spacing so the layout doesn't break. Adobe Sans MM is a unique Multiple Master
Adobe Sans MM is a unique Multiple Master font designed by Adobe to ensure document consistency across different systems. Unlike standard fonts, Multiple Master technology allows for a high degree of flexibility in weight and width.