After closing the Google Chrome (80.0.3987.116 and later) or Firefox (73.0.1 and later) the Web Verification session is not terminated and stays alive.
This issue was fixed in FlexiCapture 12 Release 3 Update 1 Patch 3 (build number 22.214.171.12455). The newest version of FlexiCapture 12 Distributed can be downloaded from our website: https://www.abbyy.com/flexicapture-downloads/distributed-invoices/
Before applying an update or a patch we recommend you make a backup of your system in case you need to revert your system.
We also recommend that you test any update or patch in your development environment before installing it on your production system.
If you have additional questions, please submit a request.