This article walks you through installing Trend Micro Security for Best Buy on a Windows or macOS computer. Follow the steps below to download, install, and activate your protection using your Best Buy purchase.
Before You Begin
Make sure that:
- Your computer meets the minimum system requirements for Trend Micro.
- You have a stable internet connection.
- You can sign in using the email address associated with your Best Buy purchase.
Install Trend Micro on Windows
- Click the link below to download the installer.
- Locate the downloaded file and double-click it.
- If the User Account Control window appears, select Yes.
- Follow the on-screen instructions to complete the installation.
- When prompted, sign in to your Trend Micro account to activate your protection.
Install Trend Micro on macOS
- Download the installer that matches your macOS version:
- Open the downloaded file, then click Install Trend Micro Antivirus.
- Follow the on-screen instructions to continue.
- If macOS requests permissions (such as Full Disk Access or system extensions), follow the prompts to allow them.
- Sign in to your Trend Micro account to activate your protection.
Note: macOS security settings may require you to approve permissions for Trend Micro to function correctly.
Activate Your Protection
After installation, sign in using the email address associated with your Best Buy purchase. Activation completes automatically once your subscription is validated.
Billing and Purchase Support
Trend Micro does not have access to billing or subscription details for products purchased from Best Buy. For billing questions, renewals, refunds, or purchase information, contact Best Buy Geek Squad directly.