How can I upgrade my version of Multiplicity?

https://www.stardock.com/products/multiplicity/

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If you have already purchased the upgrade and have the new license key, on the 'Primary' Multiplicity PC, in the Multiplicity configuration menu, go to 'About', 'Change License', then 'Update Product Key'. Example:

https://cdn.stardock.us/support/uploads/MultiplicityConfig_2022-04-22_10-58-47tpscroggins.png

There is where you will enter your newly purchased license key.

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