- Download the file from the CUSA website and then unzip it.
- Right-click on "RangerFlex.app" and click "Show Package Contents".
- Select the file name "librRanger.dylib" and the folder titled "Scanner_Plug-ins" from the unzipped file and drag them into the package contents folder of "RangerFlex.app" titled "Resources"
![](/library/CANON/CITS_TECH_SUPPORT/BISG/ICS/CR-L1_macOS.gif)
That's it. After that, plug in the scanner for power and to the Mac. Start the app "RangerFlex".