Click on "Deposit" to enter the additional amount you want to invest in your portfolio.
In the rebalancing mode, the system shows you a hint with the minimum amount you need to deposit in order to rebalance your portfolio without sell transactions. Click on the amount in the hint to apply it to the calculation.
Select "Only buy transactions" under rebalancing settings in order to rebalance your portfolio without sell transactions. If the deposit amount in below the necessary minimum the system calculates the best possible rebalancing result. If "Only buy transactions" is not checkmarked the rebalancing also considers sell transactions if necessary.
Find out more about the general functionality of rebalancing in How does portfolio rebalancing work.
Select "Withdraw" for withdrawal and enter the desired amount. Subsequently, the system performs all the calculations for you.