Is version 2 backward compatible

@yukoner: yes, it’s intended to be backwards compatible. As you may notice on the forums, there are a fair number of issues because of the size of the update. If you do update and have problems, you can also roll back to 1.9.13:

https://www.nextgen-gallery.com/how-to-rollback-a-version/

Thanks for your response. Much appreciated.

Norm