Get started with Norton Security Online right after signing up, or send a download link to your inbox to download and install later—the choice is yours. You'll need to provide the email address you used to sign up during installation.

Once you've signed up for your free trial:

1. Click Get started now.
2. Choose Agree & Download to download the install file to your computer. Want to install it later? Choose Send a Download Link and you'll receive an email with a download link.
3. Open your downloads and double-click the install file.
4. Follow the on-screen instructions to finish installing Norton Security Online.

Using an iPad? Once you've signed up, click Get Started Now and then Install on iPad and follow the on-screen prompts.

Your Norton Security Online subscription from Yahoo helps protect Windows PC computers, Mac computers, and Android and iOS devices from online threats.

Download and install Norton Security Online on up to five devices to get started. Once activated, you can manage device protection with an easy-to-use Web portal.

Features include:

• WiFi security - Get alerted if your device is connected to a WiFi network that's at risk of attack
• Malware blocker - Scans and removes malware, spyware, viruses and other threats to help keep your computer clean
• OS update alerts - Operating systems stay on top of the latest threats with updates, and Norton alerts you when an OS update is available, for both iOS and Windows
• Privacy protection - Automatically scans apps and lets you see privacy risks before you download them
• Online protection - Protection against your private and financial information when you go online

After you've installed Norton Security Online on one or more devices, you can view and manage devices that have been added to your subscription from your Norton account's Device Security page.

Use the Norton Security application installed on your device to perform scans and manage your security features.

Yes. Norton Security Online can be installed on up to five of your Windows PC, Mac, Android and iOS devices at the same time. Send download links and manage device removal using your Norton account.

To add a device:

1. Sign in to your Norton account.
2. Click Install a new device.
3. Send an email with the download link to an email address you can access from your other device, or send a text message with the link to the phone number for your mobile device.
4. Install Norton on your other device.

To remove a device:

1. Sign in to your Norton account.
2. On the Device Security page, click the ellipse (...) below the device you want to remove.
3. Click Remove Device.
4. Click Remove to confirm device removal.

Removing a device deactivates Norton Security Online for that device but doesn't uninstall the application.

From a Mobile Device:

1. From the home screen, launch the Norton 360 app.
2. On the app main screen, tap the Pull to Scan option at the top or tap and pull down the screen to start a scan.
3. If there are items that require attention, review the security risks on the Security screen.

From a PC:

1. Start Norton. If you see the My Norton window, next to Security, click Open.
2. In the Norton main window, double-click Security, and then click Scans.
3. In the Scans window, under Scans and Tasks, click Full System Scan.
4. Click Go.