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 in the upper right corner of the screen for 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 up the account, click the "Create account" button.