Downloading the driver is only half the battle. ActiveX controls and legacy installer frameworks often block installation on modern PCs. Follow this exact sequence:
After restarting, do not just assume it works. Run these quick tests: iball click scan a3 driver download new
Test via Windows Scan App:
Test the Physical Button:
Old drivers often cause:
New driver versions (released post-2020) specifically address these USB timing issues and image sensor calibration. Downloading the driver is only half the battle