Your computer or PC.
We all know if we have Amazon account then we have five gigabytes of free space on its Cloud Drive.If you want to learn how you can access to your cloud drive Click here.
Step 1: Now from your PC, go to the Amazon Mp3 Page and then click on the cloud Player banner in the upper-right corner of the screen.
Step 2: Now log in with your AMazon account and click "Upload your music" from the upper-left corner and then click "Download Now" to download the Mp3 Uploader.
Step 3: Once you have successfully downloaded it, open the Uploader and follow the instructions to install the Uploader.
Step 4: Now you have the uploader installed on your PC, Uploader will scan your PC Hard drive for Mp3 files to upload. After the scan is completed, select the mp3 files you would like to upload and click "Start upload".
Step 5: It will depand how many mp3's or music you have selected to upload, this may take a while, so go make a intricately detailed sandwich or whatever it is you do while passing the time.
Now its time for your Kindle Fire
Step 1: First of all check are you logged in with your Amazon current account in your Kindle fire. Because it will be nessesary.Now tap the "Music" tab. Then tap the "Cloud" tab.
Step 2: Now you will see all the music or mp3 you have uploaded on the music library. If you are on a wi-fi connection, you can either tap a song to stream it or perform a long tap to download it to your Kindle Fire. To download just hold tab for a long on the song you would like to download.
Step 3: Once you have downloaded, you can accesss your songs by tapping "Device" and finding them there.
So, thats it. If you have any questions or problem let us know thought comments.