In order to make absolutely sure that Polyboot.B has not infected your computer, you have the following options:

1. Check the computer with Panda ActiveScan, Panda Software’s free, online scanner, which will quickly detect any possible viruses.
2. Carry out a full scan of your computer using your antivirus, after checking that it is updated.

If Panda ActiveScan or your antivirus detects Polyboot.B during the scan, it will automatically offer you the option of deleting it. Do this by following the program's instructions.

Additional notes:

• After deleting this malware by following the specified steps, if your computer runs Windows Millenium, click here to find out how to eliminate it from the _Restore folder.
• After deleting this malware by following the specified steps, if your computer runs Windows XP, click here to find out how to eliminate it from the _Restore folder.

In order to keep your computer protected, bear the following tips in mind:

• Scan all the floppy disks you use.
• Write-protect the floppy disks you use by sliding the tab at the back upwards.
• Install a good antivirus in your computer. Click here to get the Panda antivirus solution that best suits your needs.
• Keep your antivirus updated. If automatic updates are available, configure your antivirus to use them.
• Keep your permanent antivirus protection enabled at all times.

For more detailed information about how to protect your computer against viruses, click here.