USB flash drives protected to avoid writing to drive. To avoid illegal files like viruses and Trojans from saving or duplicating to drive, write-protection applied to flash device in two methods. Firstly, many USB flash drives are set with a write-protection switch on case of drive. Just set the switch to "Lock" mode to avoid saving of extra data to drive. Secondly it is applying write-protection software to device to shield the drive from illegal files.

Instructions

1. Step 1

Start a Web browser and enter Pen Protector Software site.

2. Step 2

Buy and download Pen Protector Application. The price of program is about $5.

3. Step 3

Put in USB flash drive to a USB port on PC.

4. Step 4

Copy Pen Protector Application to USB flash drive.

5. Step 5

Right tick on Windows "Start" button and choose "Explore" to open Windows Explorer.

6. Step 6

Go to USB flash drive.

7. Step 7

Double click on Pen Protector Executable file. A DOS window will open and text will show signifying that flash drive is now write-protected.

8. Step 8

To stop write-protection on pen drive, re-run the executable Pen Protector application on USB flash drive.