If they are not maintained, computers lose performance over time.
Norton Utilities Ultimate can help significantly improve the performance of your Windows computers.
Applicable for: Android,Mac,Windows,iOS
Activate your Norton subscription
You must activate your subscription before the end of the trial or subscription period to continue using all Norton features and protect your computer.
Sign in to your Norton account and follow the steps below based on your activation method.
Select the license: If you already have a valid subscription in your account, the details will be listed with the expiration date. Select the subscription and click Next.
Enter a key: If you have purchased a new product key, click Enter a Key or PIN. Enter your 25-character product key and click Next.
Buy a subscription: If you do not have an existing subscription, click Buy a subscription and follow the on-screen instructions to complete the purchase.
Android
Open the Norton 360 application on your mobile device.
Tap Sign in and sign in with your Norton account credentials.
From the list of active subscriptions, select the subscription you want to use and then tap Next.
iOS
Open the Norton 360 application on your mobile device.
Tap Redeem a subscription.
Select an option based on how you purchased the product.
Sign in with Norton account
Restore from App Store
Sign in with your service provider
Note
Your computer must be connected to the internet to complete the activation process.
If you see a message that says “No License Available”, it is likely that the subscription in your account has expired or you have signed into an account without a valid subscription.