1. Go to Company Information.

2. Click Edit and enable Activate Multiple Currencies.

3. Click Currency Setup Button.

4. Click New button.

5. Create new currency.

6. While creating user under Locale settings, select the correct Currency for the user.

Output for INR currency user:

Contact Salesforce.com support to request Multiple currencies if Customizable Forecasting is enabled on your org.

Be prepared to provide the following information:

• The organization ID (production or sandbox)
• The default currency stamp for current and future records (USD, EUR, GBP, etc.)
• Confirmation that you understand that Multi-Currency can’t be disabled once enabled
• Confirmation that you are a system administrator authorized on behalf of your organization to request Multi-Currency enablement and that you consent to the lockout of this organization for a certain period of time, depending on your organization’s data usage volume.