This release brings few nice enhancements

• Option to change default theme from back office. No need to regenerate embed code to apply theme.
• More options regarding resuming chat. See https://github.com/LiveHelperChat/livehelperchat/issues/412
• Automatic database updates, just go to update information page and LHC will check that your database matches current LHC version and will offer automatic datatabase updates and after that the only thing you will have to do just replace files. That's all.

For update just read new upgrading article who want's to update manually have to execute update_83.sql file.