If the validator is jailed, or you want to terminate the staking, you can choose to undelegate to withdraw the assets.
Step 1：Select the validator you want to terminate the delegate in the "My Delegation", and tap "Undelegate" at the bottom of the card.
Step 2: Enter the amount to be released and choose "Next".
Step 3: After confirming that the undelegation info is correct, "Confirm" and complete the security verification.
Step 4：Operation is completed.
Return to "My Delegation", and check the history of transactions on the node.