License activation failed. The TeamViewer version of the provided ID does not match to the entered l

anyone knows why i cant attach a viewer id, i have business account.

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Thanks for your question.

What TeamViewer version is installed on the device you would like to use with your license?

If you have a license for TeamViewer 12, you will have to download a TeamViewer 12 on the device you would like to use.

I hope this info helps you.

Best, Esther