First, it is important to know some difference between .alx file extension and .jad format. For .alx files, they are installer file that can be installed through your PC or Mac into your

mobile phone. Another file with .cod extension is a setting file that comes with the .alx file and must be placed in the same folder where the .alx file is. Commonly, if you are using

any kind of mobile, in this case, a Blackberry phone, you have two ways of installing themes or apps. One easy way is using a WAP Push connection, or most regularly acknowledged as

over-the-air installation. OTA is the easiest way to obtain an installer file. All you have to do is pointing your web browser URL address into the download page address. And just click

on relevant download file and follow the rest of installation guide.

For many of us, using OTA is quite difficult when the wireless internet connection is way too weak and almost no signal. Thus, this is the trick. A file extension called .alx is created to

make our life easier! Alx files are easy to find in this blackberry blog, so just download any of your interest. First, you need to have a Blackberry Desktop Manager for you BB phone.

It is free, provided by RIM and your carrier company, and please download the right version according to your OS version. For instance, if your phone OS is v4.2.0.64. To find your

Operating System (OS) details, just go to Options>About in your bb phone.

Then, visit blackberry official page, to download the Desktop Manager on your PC or Mac. Install and run it. Also, you need a sync cable to connect your phone to your PC.

Toubleshoot the phone to PC connection

Assuming that you have the Desktop Manager running, and your phone is conected to your PC via USB cable, proceed to the next Guide.

Now, make sure your BB phone is connected. Look at the “Device Connected (PIN)” and it must show some numbers next to it, such as 23FC1FD6. The PIN is unique and might

be different according to your models. If there is no connection establish, click on the “None” link, and a Settings window will pop-out.  Under connection, find the USB-PIN selection,

or if no such option, just select COM 1, and press the “Detect” button next to it. Allow it to detect you phone. And make sure your phone is turned ON. And press the red power button a few times to refresh the connection.

Proceed no Next Guide if you have the connection configured succesfully.

Proceeding, on the main program window, go to ‘Application Loader’ and click. The wizard window screen will pop-out and the program will read you phone settings for few seconds.

On the ‘Application Loader Wizard’ window, you can see all the apps that you have installer in your phone. Now, you can add and delete some programs that you want. To add new

apps or themes, click on the ‘Add’ button and browse your folder that contains the .alx and .cod file. Once selected, click ‘Open’. Then, on the window, click ‘Next’. The sceen now will

list out the programs that you want to install. Install the theme, wait few seconds until installation finish and click ‘Finish’. Now, you are done. Close the program and disconnect you bb

phone.

the windows of wizard

The last step is to find the new installed theme in your phone. Navigate to ‘Options’>’Theme’ and find your new theme there. Select it and press the BB button, and choose ‘Activate’.

The theme will load automatically. Hope you enjoy this guide to install any .alx and.cod files. Please comment for feedback!

Try this guide by installing the iphone clownfish theme and super mario bros game.