Release the old computer's slot before switching. In the plugin on the old computer open Unbind Device and click Generate unbind code — or use Unbind online there and skip this page entirely — then paste the whole code below.
· The unbind code is signed locally by the old machine's device key — only someone holding that machine can produce a valid one.
· Old computer lost or reinstalled? Contact support for a manual unbind.
· Unbinding frees the slot; the old computer keeps working until its licence file is removed.