Sibelius does not have a native scanning engine inside the main program. Instead, it relies on a companion app called . Sibelius usually comes with "PhotoScore Lite" (a free, limited version), but you may need to install it separately or download the demo.
PhotoScore is the native companion for Sibelius users. It processes printed music or PDF files and sends them directly into the notation software. Sibelius 7.5 Tutorial Series - Photoscore how to scan music into sibelius
Since most users want to scan PDFs or printed sheet music, Sibelius does not have a native scanning engine
If the sheet music has no beams (notes written individually) or very complex polyrhythms, PhotoScore Lite may struggle. You may need to manually adjust the time signature in PhotoScore before sending to Sibelius. PhotoScore is the native companion for Sibelius users
Scanning sheet music into Sibelius is primarily done through an application, most commonly PhotoScore Lite (which is included for free with Sibelius Artist and Ultimate). While Sibelius cannot directly "read" a scan or PDF, these bridge programs convert images into editable notation data. 1. Using PhotoScore Lite (Standard Method)
If you have a modern version of Sibelius, you can bypass opening PhotoScore manually.