Start EXFO Apps Software download PC Software FTB Series LTB-Series IQS Series Handheld Units Benchtop - Rackmounts FTB-1v2 FTB-1v2 Pro FTB-2 FTB-2 Pro FTB-4 Pro FTB-500 FTB-1 FTB-200v2 Need more information? Visit the software release notes page for details of each release. Contact us for technical support.