Hello Vasudeva,
Welcome to Microsoft Community Forum.
As per the description I understand that you want to use Indian Rupee symbol. I will certainly help you with this issue.
I would like to inform you that if you want to use Indian Rupee symbol in Windows 8, then you need to install the English (India) language pack through Windows update (optional updates).
After installing the language pack you can use the Indian Rupee symbol in the Microsoft WordPad or Microsoft Word by using the shortcut keys “Alt” + “Ctrl” + “4” or “Shift” + “F4 key from the keyboard.
To add the English (India) language pack to your operating system, I would request you to refer to the following article:
Change your language or keyboard
http://windows.microsoft.com/en-us/windows-8/language#1TC=t1
Hope the information helps. Let us know if you need further assistance with Windows related issues, we’ll be glad to assist you.
Thank you