How to Backup MBR in Windows 7

1. Navigate your web browser to DIY DataRecovery's MBRtool download page. MBRtool is a freeware utility that can back up and restore your computer's MBR.
2. Click the blue download icon next to MBRtool on the download page. Save the MBRtool installation file to your hard drive.
3. Run the installation file to start the MBRtool setup wizard. Click 'Next' to continue.
4. Read the License Agreement and click the radio button next to 'I accept the agreement.' Click 'Next,' as it appears, four times. Click 'Install' to continue.
5. Insert a blank, writable CD into your computer's CD-R drive.
6. Click the radio button next to 'Create Boot CD/DVD.' Click 'Go.' MBRtool will create a bootable CD that contains the MBRtool utility.
7. Restart your computer and boot to the CD. Your computer will boot to a DOS command prompt.
8. Type 'MBRtool' at the command prompt, and press 'Enter.' The program will start up and display the main MBRtool menu.
9. Type '2' and press 'Enter' at the main MBRtool program menu to backup your MBR to a file. Type the name of the file to which you would like to save the computer's MBR and press 'Enter.' MBRtool will backup your MBR to the specified file.