The Withdraw funds from a strategy first connect your wallet at https://trade.margined.io/. For any deposits you have you will see "Manage Deposit" on the strategy.
Figure 1: Managing a deposit
Click "Manage Deposit" and you will see the Strategy page. Under Vault action click with Withdraw and enter the amount you wish to withdraw.
Figure 2: Withdrawing funds
Finally sign the transaction.
Note that withdrawals are limited to an amount that is available to withdraw on the contract so a full withdrawal may not be possible in a single transaction. A withdrawal queue feature will be shipping soon to make this process more transparent. For assistance please join our Discord channel.