Hi Deriv Community!
Once you have purchased a contract in Dtrader, you may or may not have the option to resale the contract before the expiry time. Even so, this option is not available all the time.
The resale contract may also be suspended depending on the current market conditions.
The sell button of the contract will look like the below:
We hope this information finds you well and if you have other inquiries, please feel free to reply to this thread and we will be more than happy to help out!