(Review requested)

Although the web-based iD editor which you're using presents several access options as if they ought to be completed, a way (line) tagged as highway=footway implies foot=yes and (everything else)=no. You only really need to add access tags where they differ from the defaults, which in the UK are listed here:
https://wiki.openstreetmap.org/wiki/OSM_tags_for_routing/Access_restrictions#United_Kingdom