Installing Debian linux on an SD card using Windows 7

This quick tutorial shows you how to install Debian linux on an SD card ready to use with your Raspberry Pi.

Please download the formatting tool needed for this tutorial here

You can download the latest version of Debian here:

You can view the list of known compatible SD cards here:

Video Tutorial



Insert the SD card into your computer.
Download the formatting tool from here and extract the .zip file.

Right click on Win32DiskImager.exe and select Run as administrator…Right click Win32DiskImager.exe

If you are asked if you would like to allow the program to make changes to your computer, please click Yes to continue.

Run as administrator

Choose the drive letter for your SD card from the drop down menu and click the folder icon.

Choose drive letter

Find and select the Debian image file .img and click Save.
There is a download link for Debian at the top of this page if you need it.

Click Save

Click the Write button to start, choose Yes when asked if you would like to continue. (Warning: Your SD card will be formatted.)

Click write

Click Yes to continue

A pop-up will appear after a few minutes once the write process has completed.

Write begins!

Write successful!

You can now close all open windows, insert the SD card into your Raspberry Pi and have a play!


  1. Paul
    July 14, 2012

    I get a message Lock access denied. Any Ideas please

  2. Paul
    July 15, 2012

    No. no lock on side

    • Toby
      July 16, 2012

      Hey Paul,

      Do you have a camera or similar device that you could use to format the card first before inserting it into your computer again?