invalid serial number

Question

New computer, bought premiun 10  3 months ago. Ive only installed it once. 5 devices advertised.

tm_l · Answer

Thank you for reporting this issue. For your issue, we have a support article about this error that should help you:
“Invalid Serial Number” error message appears when activating Trend Micro Security program

Please try and let us know if this resolves your issue. Thanks!

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invalid serial number

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