You can open a Demo account in your Dashboard.
To do so, please, find the "plus" floating action button in the lower right part of the screen for Android or the "plus" button on the right upper corner of the screen in iOS.
On the opened page, choose the Demo section first. Then select the account type.
You will be transferred to the account opening page. Depending on the account type it may be available for you to choose the MetaTrader version, leverage, and initial balance. Upon setting the account, click on the "Create account" button.