On the right-hand sidebar, look for the section and click on the latest version. Scroll down to the Assets heading.
If the .hex file is located inside a folder in the repository rather than a release:
If you only see a Raw button, right-click it and select "Save Link As..." (Chrome/Edge) or "Download Linked File" (Safari). how to download hex file from github
Navigate through the repository folders to locate the .hex file. Click the filename to open the file view.
Most developers place ready-to-use .hex files in the section to distinguish them from raw source code. Navigate to the main page of the GitHub repository. On the right-hand sidebar, look for the section
If you aren't sure where the .hex file is hidden in a large project: GitHub Download | Repos, Folders, & Files - GitKraken
Look for the Download raw file button (usually a downward arrow icon) in the top-right corner of the file header. Navigate through the repository folders to locate the
Find the file ending in .hex and click it to download directly to your computer.