Hello Venamali Ramaswami
It seems that like some other laptop models, even Aspire 5532 doesn’t have any CAPS Lock or Num Lock indicator in its built-in keyboard. In such a case, since you cannot replace the keyboard altogether, you must rely on any third-party software that can display the status of CAPs Lock or Num Lock right on your computer screen..
You can go for applications like:
a)
TrayStatus (which is a freeware)
Or
b)
Keyboard LEDs (which is a freeware)
There are many other alternatives available to the above two applications. Some of these programs not only display the status of the said toggle options, but may also indicate the hard disk drive activity.
Apart from the above, a rather simpler method is, you...