Norton antivirus is not only designed to provide excellent protection to your device but it also speeds up your device. If you are getting any error with Norton then, it stops working on your device. Norton Error code 21 is one of them and in this post, you will learn the exact step to troubleshoot this error on your own.
Resolve Norton Error Code 21:
Method 1: Repair the Windows Registry Entries on PC
Just look forward to repairing the windows registry entries linked with Norton Error 21. Follow the path: ‘Start taskbar menu >> “Run” dialogue box >> enter the “command prompt”>> enter the “regedit” command on black window>> follow the on-screen instructions.
Method 2: Conduct a Malware/Adware/Worm Scan of your PC
Come forward by conducting the complete malware/adware/worm scan on your computer system. By going the path ‘Start’ taskbar menu >> “Run” dialogue box >> enter any of the commands – “prefetch”, “%temp%”, “recent” on the required search field.
Method 3: Clean the System’s Junks
Clean the system’s junks by following the details one by one: “Start” taskbar menu > “Run” dialogue box> enter the “command prompt” keywords in the search box> enter the “cleanmgr” on the black screen >> now, make use of the disk cleaner to clean the junk from the system.
Method 4: Update System Drivers or Managers
On a constant basis, come forward to update the Norton error 21 oriented system managers or drivers. If the issues still persist the upgrade the system drivers or managers on the requirement basis.
Method 5: Execute the Command ‘Sfc/Scannow’
Going through the system path: Start>> Run dialogue box >> enter the command prompt >> enter the command “sfc/scannow on the black screen that appears. In this way, users can easily execute “Windows System Checker” on PC.
These are very simple steps and you can easily get this error code fixed on your own. Call on Norton Antivirus Contact Number UK for instant help if you are facing issues while conducting these steps. Also, you can take help for the technicians regarding any issue related to Norton.