How to Change currency GB Pounds sterling

How to Change currency GB Pounds sterling

I am using JoomShopping with joomla 3. How do I change the currency from euros to the British pound. I need badly with this.

Aw: How to Change currency GB Pounds sterling

Hello,

Add British pound to the list of currencies and set it to default currency. Options/Currencies

Aw: How to Change currency GB Pounds sterling

Thanks for your reply but this does not resolve my problem. in joomla 3,In the joomshop/configuration/currency they are no option to add a new currency.
I also have tried under options settings.I have attached photo.

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Aw: How to Change currency GB Pounds sterling

option / currency

not configuration.