How to]Transfer and install .Jar file in Blackberry

If you are using OTA files then there won’t be much trouble installing it as you can use your Blackberry Desktop Software for such files but if you are using non-OTA files then the procedure is little different. Follow the simple steps given below to install .jar files in your blackberry phone. This method works for all Blackberry Bold models and few other models.
1. Download .JAR file to your PC
2.Connect your Blackberry to your PC via USB cable.
3.Copy the .jar file which you want to install.
4.Open “My Computer”
5.Find your BlackBerry device in the list of drives.
6.Paste the file either into the root of Blackberry or in a subfolder.
7.Unhook Blackberry from USB cable
8.Scroll to the “Media” icon in your bb device.
9.Click on the “Media” icon to launch it.
10.Press the menu button and select “Explore”
11.Locate the .JAR file either on the device memory or memory card
12.Click the file, and it should prompt you to download (install)
13.Click “Download” and your app will be installed.
14.Now go to the “Downloads” folder and you can see the installed app there.
15.Done