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Cannot activate Trend Micro


Install error code 1603


Invalid serial number error


Cannot find activation code

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Install and Upgrade Trend Micro

Get the latest Trend Micro Premium Security for better performance and protection on your Windows PC.

Learn how to install >

Activate on Your Device

Activate protection on your device with your code.

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Protect Another Device

Add Trend Micro protection to another laptop or phone.

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Transfer Protection to New Device

Turn over your Trend Micro protection from your old device to a new one.

Learn how to transfer to a new device >

 

 

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Product Tip



Secure Online Purchases

Keep your financial accounts and personal information safe when banking or purchasing items online with Trend Micro Pay Guard.

Recommended Trend Micro Settings for Online Shoppers >

Avoid Frauds and Scams

Set up the best Trend Micro settings to easily spot online scams, instantly block spam emails, and guide you with the right privacy settings for your online accounts.

Protect yourself from scams with Trend Micro >

Speed Up Your Computer

Boost computer performance and get it running just like new with PC Health Checkup.

Optimize your Windows PC with Trend Micro >

Protect Your Family

Limit your kids' online activities and reduce their exposure to online threats with Trend Micro Parental Controls.

Recommended Trend Micro Settings for Parents >

Troubleshooting



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