If you wish to merge your keys into one account, you will need to contact the Bossland GmbH 'front office' at [email protected], and explain what you want. You will need to provide proof-of-ownership of all keys involved (this usually involves the transaction IDs from the purchase receipt email).
You should be aware that merging multiple keys to one account is a 'one way' operation. Once you do this, you will not be able to split the keys away from that account at a future date.
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