How to reinstall Norton 360 on Windows (Step-by-Step Guide 2026)

How to Reinstall Norton 360 on Windows

If your Norton AntiVirus is not working properly, reinstalling it can fix most issues like crashes, update errors, or installation problems.

Follow these simple steps to reinstall Norton 360 correctly.

Step 1: Uninstall Norton from Your PC
Before reinstalling, remove the existing version.

Press Windows + R

• Type appwiz.cpl

• Find Norton in the list

• Click Uninstall

• Follow the on-screen instructions

Step 2: Remove Leftover Files

• Download the Norton Remove and Reinstall Tool

• Open the tool

• Select Remove Only

• Restart your computer
  
  Step 3: Download the Latest Version
  
  Go to the official Norton website

• Sign in to your account

• Download Norton 360
  
  Step 4: Install Norton 360
  
  Open the downloaded file

• Click Install

• Wait for installation to complete
  
  
  Step 5: Activate and Update
  
  Log in to your account

• Activate your subscription

• Run LiveUpdate

• Restart your system
  
  Why Reinstalling Norton Fixes Issues
  
  Software errors

• Corrupted files

• Update failures

• Performance issues
  
  Pro Tip
  
  Avoid installing multiple antivirus programs on one device. This can cause conflicts.
  
  Disclaimer
  
  This is an independent help guide and is not affiliated with NortonLifeLock.
  
  
  

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