Email

• 1). Press the "Menu" button on your Kindle's keyboard and open the "Settings" page using the five-way controller.
  
  
• 2). Write down the Kindle's unique email address displayed on the "Settings" page.
  
  
• 3). Attach the MOBI e-book file to an email and send it to your Kindle's email address. It's not necessary to specify a subject or add any text to the body of the email. Upon receipt of the email, the MOBI e-book will be added to your Kindle and will automatically appear in its library.
  
  

USB

• 1). Connect the Kindle to your computer using the USB cable supplied with the device. Your computer will automatically detect the Kindle and assign it a drive letter.
  
  
• 2). Open the Kindle's drive on your computer. Inside you will find three folders -- "audible," "music" and "documents."
  
  
• 3). Copy the MOBI e-book into the "documents" folder by dragging and dropping it or using the "copy" and "paste" commands in the folder's "Edit" menu. Once the file has been copied, you can disconnect the Kindle. The MOBI e-book that you just uploaded will be instantly available in the Kindle's library.