This problem can happen when cache or cookie is preventing the download. To fix this problem, try downloading Norton using a different browser.
Download Norton using a different browser
Try downloading Norton using a different browser other than the one that you are currently using.
Sign in to your account from a different browser and click . For detailed instructions to download and install your protection, see Install Norton device security.
If the problem persists, visit Norton Services Status, to check if the issue you are experiencing is related to a known system problem or outage.
Source : Official Norton Brand
Editor by : BEST Antivirus KBS Team