To install and activate PC Matic, purchase a valid subscription, download the installer from your PC Matic account, run the installation file, sign in with your registered email and password, and complete activation using your account credentials. Once activated, PC Matic will automatically connect your device to your subscription and begin protecting your computer.

Before installation, make sure you have:
After activation:
PC Matic is primarily designed for Windows systems.
Recommended:
If PC Matic offers a macOS-compatible version for your subscription:
You may need to grant security permissions through macOS settings.
PC Matic requires an active subscription for activation and ongoing protection.
Most activations use your account login information rather than a traditional product key.
Activation requires an internet connection to verify subscription status.
Your subscription may include a maximum number of protected devices. Check your account if activation fails on additional devices.
Keeping PC Matic updated ensures access to the latest security features and improvements.
Installation on many systems requires administrator permissions.
Installation will not start.
Corrupted installer file or insufficient permissions.
Delete the installer, download a fresh copy, and run it as an administrator.
Activation failed.
Incorrect login credentials or expired subscription.
Verify your email and password and confirm your subscription is active.
Cannot sign in.
Forgotten password or account access issue.
Use the password reset option and create a new password.
Subscription not recognized.
The software may be connected to a different account.
Sign out, sign back in using the correct account, and refresh subscription information.
Device limit reached.
All available licenses are already in use.
Remove an old device from your account or upgrade your subscription.
Installation freezes.
Conflicting software or temporary system issue.
Restart the device, temporarily disable conflicting security software, and try again.
If you replace your computer:
After reinstalling Windows:
Many PC Matic subscriptions activate through account login rather than a separate product key.
If activation stops working after expiration:
If your plan allows:
Some computers include other antivirus programs.
To avoid conflicts:
Most PC Matic subscriptions activate through your account credentials. Simply sign in using the email address and password associated with your subscription. The software verifies your subscription online and activates automatically.
Activation problems commonly occur because of incorrect login details, an expired subscription, internet connectivity issues, or exceeding the device limit. Verify each of these items and try activation again.
Yes, if your subscription includes multiple licenses. The number of supported devices depends on the plan you purchased. Check your account dashboard for license availability.
Download the installer from your account, install the software on the new computer, and sign in using your existing account credentials. Your active subscription should transfer automatically if licenses are available.
Yes. Most Windows installations require administrator permissions to install security software and enable system protection features.
No. An internet connection is generally required during activation so the software can verify your subscription and device information.
Use the password recovery option on the sign-in page. Follow the instructions sent to your registered email address to reset your password and regain account access.
Open the PC Matic application and review the subscription or account section. It should display an active subscription status and show protection features as enabled.
Yes. In most cases, you can deactivate an unused device and install PC Matic on a replacement device, provided your subscription license limit allows it.
Yes. Once activation is complete, PC Matic begins monitoring and protecting the device according to its configured security settings. Running an initial scan is recommended for the best protection.