Use the upgrade tool to get your new license key or upgrade discount coupon. 1.x before January 20, 2021, then you can upgrade with 40% off the regular price (can't be combined with other discounts).
1.x after January 20, 2021, then a free upgrade is available for you. 1.x installed, then you have a 60-day trial period to see if you need an upgrade to FastRawViewer v2. FastRawViewer 2.0 adds the following features (each described in more detail in corresponding sections):