Want to play a high end graphic game in your old android phone? Your phone crashes when you try to work on various apps at the same time? The major feature of your phone which constitute to these problems is the RAM. Now, if you are able to extend your RAM you can be capable of performing all those tasks.
Increasing ram does not mean that you are internally
adding some hardware to your Android device. Its not possible for a normal man
to alter the hardware of Android phone so as to increase its Ram. Its been
risky and one need to be professional to change the hardware. And also
manufacturer has some guidelines for this.
