The short answer is . AlphaTheta (formerly Pioneer DJ) no longer sells or supports version 2 license keys.
: If you already own a key from a purchase made a decade ago, it is still valid for that version. You can typically find your old keys by logging into your AlphaTheta/Pioneer DJ profile and checking the "Licenses" tab. License Key For Rekordbox 2.2.4
: On July 1, 2014, Pioneer DJ stopped issuing new license keys for rekordbox 2.2.4 to prepare for the launch of rekordbox 3.0, which made Export mode free for the first time. 2. Can You Still Get a Key? The short answer is
: Unlike modern versions where Export mode is free, version 2.2.4 required activation to fully organize your library and export to USBs. You can typically find your old keys by
If you are lucky enough to have a legacy key, here is how you activate it in the old interface: Rekordbox License Key 2.2.4 - Pioneer DJ forums
: Pioneer DJ does not provide keys for v2 upon request anymore. If you are looking for a key today, your only official path is to use a newer, free version of the software. 3. How Activation Worked in 2.2.4