Upgrade from old version to latest version All enhancements and bug fix updates within the same major release are free.Upgrade is free if previous license was purchased within 6 months prior to the new major release. upgrade of PRO-2L95 €2L->2LOlder version upgradeAdd to Cart upgrade of PRO-4L145 €4L->4LOlder version upgradeAdd to Cart upgrade of PRO-6L195 €6L->6LOlder version upgradeAdd to Cart upgr of PRO-UL245 €UL->ULOlder version upgradeAdd to Cart upgr of PRO-FUL325 €FUL->FULOlder version upgradeAdd to Cart