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# Do I have to purchase ThemeWare® again for another Sales Channel?

Licences of extensions are valid for the domain of your main shop (= licence domain) respectively your Shopware installation. You can use extensions for all Sales Channels (e.g. subdomains) in the same installation.

Accordingly, additional licenses are required for a further Shopware installation.

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[licences.md](../basic-knowledge/licences.md)
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