You can perform manual modifications to Write-off (WO) transaction, if necessary. Modifications follow the common modification logic within the Advantage system. The underlying principle related to Write-off transactions is that the system will not allow any adjustment to the write-off accounting line amount for an amount greater than the outstanding amount on the referenced receivable/collection accounting line.
For detailed steps on how to modify a Write-off transaction, go to Modify a Write Off in the Common Business Tasks.