Please follow the below link and select the Directors' Emoluments option where you can update the details as desired. Once done, please regenerate the accounts report to see the impact.
Refer to the link
Please refer below screenshot for more help.
Click here to watch how to change taxonomy from GAAP / FRS and vice versa
Click here to watch how to change wording in the accounts reports
Click here to watch how to add director's emoluments in accounts reports