Bad serial Number??

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  • Updated 3 years ago
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I am trying to upload and install the latest version, when asked for my serial number, I type it in and get the answer that I have input an invalid number.??
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Posted 3 years ago

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TM_L, Official Rep

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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. 

Also, thank you for being a subscriber of our premium support service! Please don't forget to utilize the premium service which includes 24x7 phone support. You can find the premium service phone number in the "Call Premium Support" section in this page.

Thank you!

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