Can I exercise a long call option in a demo Paper Trading account?

You can elect to manually exercise or lapse long options positions only. 

To exercise an out-of-the money option you must first select Allow Exercise, which indicates that you understand that exercising an out-of-the money option will result in a monetary loss. You will only see this preference if you select an OTM options position…

You must manually exercise a long Call option before 16:30 EST on the business day prior to the Ex-Dividend/Record date in order to receive long settled stock on the Record Date and be entitled to the dividend. You can use the Option Exercise Tool…

Client Portal supports the ability to exercise/lapse long options positions. To take action on long options in your portfolio, from the Trade menu select Exercise/Lapse Options. Alternatively, select the position from your portfolio and find the…

There is currently no feature available that will automatically enter an early option exercise for you when an American Style option's underlying trades at a specific price. However, accounts that hold dividend-paying positions that may be affected by early exercise will receive a notification via email or IB FYI notification, and in the…