The Noton antivirus may occasionally run into a technical glitch and show an update error. The particular error can be caused due to various reasons. To fix this issue, you need to identify the root causes of it, which in itself is a big task. Lucky for you, we will help you figure out the root causes of this problem and a solution to fix the Norton update error.
To check if Norton's latest version is available, open your Norton product, select Help, and then go to New Version Check. You can manually update Norton Antivirus from your account or the Norton Update Center.