Hi Djs - A discussion on how to dodge/burn/brightness/contrast/etc. using an enlarger is in scope for this forum; however, discussions re how to do such using a scanner and/or post processing software is out of scope of Apug. Though Apug's sister site DPUG.org, is a great place to post such questions re getting recovery of over exposure, etc. I mean this with most sincerity and hope this comes across as being guiding