Activating your Malwarebytes Premium subscription unlocks real-time protection and advanced malware scanning features. Follow the steps below to activate your license on a Windows PC.
Step-by-Step Activation Guide
Step 1: Open Malwarebytes
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Click the Start menu or use the desktop shortcut to launch Malwarebytes.
Step 2: Go to Activation Window
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On the Malwarebytes Dashboard, click “Activate license” (usually near the top or bottom of the window).
Step 3: Enter Your License Information
You’ll need one of the following:
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A License Key (format:
XXXX-XXXX-XXXX-XXXX) -
Or an Activation ID and Key (used with older subscriptions)
If you only have a license key:
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Paste or type your License Key into the provided field.
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Click Activate.
If prompted for an ID and Key:
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Click “Enter license ID”.
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Enter both the License ID and License Key.
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Click Activate.
Step 4: Wait for Confirmation
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Once activated, Malwarebytes will switch to Premium mode.
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You should see “Real-Time Protection: On” and your subscription status confirmed on the dashboard.