On the ribbon go to Accounts > Chequebook and add a Deposit.
Allocate this to a 8-2000 Bad debts recovered GL Account using tax code G.
Further information
Charge a Customer an Account Fee
Clear the Historical Balancing Account
Enter ATO Reportable Sub-Contractor Payments
Enter Capital into the Business
Enter Government Support Payments
Enter Prepaid Expenses and Amortising Costs
Remove Duplicate Payments in Closed Period
Share Utility Expenses with other Businesses
Suggested End Of Month Procedures
Understanding Debits and Credits
Variance in Trade Creditors and Creditor List Total