Follow these steps to start a trial or activate a new license:

Start Your Free Trial

Sign in with your Trend Micro account to start your trial:

1. Press the Windows key and type "Cleaner One Pro" in the search bar. Select Cleaner One Pro from the results.
2. Click Unlock Full Version from the left menu.
3. Click Sign In under "Sign In to Unlock Full Function for 30 days."
4. Sign in to your Trend Micro Account. If you don’t have one, choose Create Account and follow the prompts.

Check How Many Trial Days Are Left

To see how many days are left in your trial:

1. From the Cleaner One Pro main app, click the Settings button and go to the General tab.
2. Check your trial expiry date.

Activate Your Paid License

If you have a Cleaner One Pro license key:

1. Go to the Trend Micro Activation Portal.
2. If you don’t have a Trend Micro Account, create one. If you do, choose Sign In.
3. Enter your Cleaner One Pro activation key.
4. After activation, ensure the same account is signed in on your Cleaner One Pro app. Try signing out, then sign in again to unlock all the paid features.