How to Reinstall Trend Micro Security

Reinstall Trend Micro Security on your Windows, Mac, Android, or iPhone/iPad to update to the latest version, improve and fix performance issues, and enhance protection while using the app.

1. Get a copy of your  activation code.
2. Check if your device meets the minimum system requirements.
3. Uninstall the current Trend Micro app from your device.
   Expand All

   Uninstall on Windows

   Using the Diagnostic Toolkit

   Follow these steps to uninstall using the Diagnostic Toolkit:

   1. Press WINDOWS + R on your keyboard to open the 'Run' window.
   2. Type supporttool.exe and click OK.
   3. If prompted by User Account Control, click Yes to open the Trend Micro Diagnostic Toolkit.
   4. Select the (C) Uninstall tab, then click 1. Uninstall Software.
   5. Click Yes, and remember to copy your serial number/activation code for future reference.
   6. Check the box that says I copied my serial number, then click Uninstall.
   7. Click Yes to restart your computer and complete the uninstallation.

   Uninstalling Other Trend Micro Products

   To remove other Trend Micro business products like Worry-Free Security Agent or Apex One Security Agent, visit our detailed guide: Uninstall Trend Micro Business Products.

   Uninstall on Mac

   How Do I Remove Trend Micro Antivirus?

   Follow these steps to uninstall the antivirus using the built-in uninstaller:

   1. Open 'Spotlight' by pressing CMD + SPACE, then type Trend Micro.
   2. Select Uninstall Trend Micro Antivirus.
   3. When prompted, enter your Mac password and click Uninstall.
   4. Click OK when the uninstallation completes and a confirmation pop-up appears.

   Having Trouble Uninstalling?

   If the standard uninstaller does not work, use the Uninstall Tool:

   1. Download the Uninstall Tool by clicking here.
   2. Double-click UninstallTool.zip to extract it, then double-click UninstallTool.app to open.
   3. Check the box that says I have copied my serial number, then click Uninstall.
   4. Enter your username and password when prompted to allow Finder to remove the Trend Micro Antivirus extension.

   Uninstalling Other Trend Micro Products?

   For instructions on removing other Trend Micro products from your Mac, such as Apex One Security Agent, click here: Uninstall Trend Micro Business Products.

   Uninstall on Android

   Remove via the app settings

   1. On your device, launch the Mobile Security app.
   2. Tap ⋮ > Settings > Uninstall.

      

   3. When prompted, provide your password to continue the app uninstallation.
   4. Tap OK.

   Remove in the app drawer

   1. Tap and hold the Mobile Security app located in the app drawer or on the home screen.
   2. Tap Uninstall.

   Uninstall on iPhone/iPad

   Need to remove Trend Micro Mobile Security app from your iPhone or iPad? Here’s how to do it quickly and safely.

   1. Tap and hold the Mobile Security app icon on your Home screen until it starts jiggling.
   2. Select Remove App from the options that appear.
   3. Choose Delete App to completely uninstall the app from your device.

4. Go to your Trend Micro Account portal, then sign in with your email address and password.
   • Cannot log in? Click here for solutions
5. Go to the Download tab, then find and download your product.

   

6. Click Download to This Device from the pop-up to start the installation process.
7. Follow the installation instructions, then enter your account details to activate the protection.