: Keys are specific to major versions. A v2 license key will not work to activate v3 software, and vice versa. Where to Find Your License Key

: You will receive an automated email from noreply@customers.gumroad.com or Lemon Squeezy with the subject line "You got Negative Lab Pro for Lightroom".

: A single license grant from Nate Photographic LLC allows you to use the software on up to two computers .