Because the overall button is disabled you can click the little clock icons next to each category which forces an immediate refresh. This will sometimes pick up new signatures that haven't crossed the threshold for the "time to check for updates" refresh timer.
Comments
How would one do that.
By clicking 'update now' as visible in the screenshot there: https://github.com/gorhill/uBlock/wiki/Dashboard:-Filter-lis...
Because the overall button is disabled you can click the little clock icons next to each category which forces an immediate refresh. This will sometimes pick up new signatures that haven't crossed the threshold for the "time to check for updates" refresh timer.