How do I Maintain existing beneficiary details on mobile app?

[PatsyG]

I need to edit a beneficiaries details

[StandardBank]

Hi Johanza, 

I am not sure I understand your query. Do you want to edit the existing beneficiary's bank details?

[Johanza]

I haven an existing beneficiary who's bank details have changed and I want to maintain the details instead of adding a new beneficiary, how do I do this.