I see the strict_min_version 57.0 but the extension does appear to work with Waterfox ~56.2.7.1 (historically: Waterfox 56.0 was based on Firefox 56.0.2).
A non-default delay can be set and saved:

– and the setting is effective.
Does the extension strictly require something that is only in Firefox Quantum?
I see the
strict_min_version57.0but the extension does appear to work with Waterfox ~56.2.7.1 (historically: Waterfox 56.0 was based on Firefox 56.0.2).A non-default delay can be set and saved:
– and the setting is effective.
Does the extension strictly require something that is only in Firefox Quantum?