Norton Antivirus is a licensed version you have difficulties.
Norton Antivirus is not a job.
Antivirus because you can also import files from within the virus scan.
The result is that a very slow computer and laptop.
Amounts of RAM and processor in a PC, it is even slower than.
PC is also bad and the PC runs slowly.
After which the files are not deleted.
Files that you do not have any work.
From within the data even worse.