If you see any error when you download your Norton product, or if your download did not complete, try to redownload your product from your Norton account.
ON THAT CASE YOU CAN CALL ON TOLLFREE NUMBER given below
Redownload your Norton product
step 1. Download your Norton product.
step 2. If you are not signed in to Norton already, you will be prompted to sign in. Type in your email address and password for Norton, and click Sign In.
step 3. In the Setup window, click Download Norton.
step 4. Click Agree & Download.
You may see the message “Trial period expired” if you install a wrong product. Make sure that you download the Norton product that has an active subscription.
If you want to install a new product which is not registered to your Norton account, click Enter a New Product Key, and then enter the product key or PIN to begin the download.
Type the product key and click >.
step 5. Do one of the following depending on your browser:
For Internet Explorer: Click Run.
For Firefox or Safari: On the top-right corner of the browser, click the Download option to view the downloaded files, and double-click the file that you downloaded.
For Chrome: On the bottom-left corner, double-click the file that you downloaded.
Step 6. If the User Account Control window appears, click Continue.
Follow the on-screen instructions.
Step 7. Your Norton product is now installed and activated.