Unable to answer "What surface does this road have?" – Mellor Street (Residential Road) – way/57360092 via StreetComplete 63.4:

Cobblestone (which I think is different from "sett" or "unhewn cobblestone"?)

Attached photo(s):
https://streetcomplete.app/p/371123.jpg

This road direction is incorrect (this lane is westbound)

Unable to answer "What height limit is indicated here?" – underground: Service Road – way/314932485 via StreetComplete 63.4:

It's not underground. It's under cover.

Attached photo(s):
https://streetcomplete.app/p/370060.jpg

Unable to answer "What are the opening hours here?" – Milonga el Corazon (Dance School) – node/13564621002 via StreetComplete 63.4:

I can't see a dance school here

Attached photo(s):
https://streetcomplete.app/p/368079.jpg
https://streetcomplete.app/p/368080.jpg

Unable to answer "Does this place have a baby-changing table?" – Keystone Coffee (Coffee shop) – node/10789776205 via StreetComplete 63.4:

K.C. Continental Stores

Unable to answer "What is the width of the opening here?" – Gate – node/5175108026 via StreetComplete 63.4:

It's a kissing gate - hard to know what to measure, and definitely not wheelchair friendly

Attached photo(s):
https://streetcomplete.app/p/365647.jpg

Unable to answer "What are the opening hours here?" – Anchorage Gallery (Art Shop) – node/5341439678 via StreetComplete 63.4:

Soon to be opened as thesaltyseadogcompany.co.uk

Unable to answer "Which customers visit this hairdresser?" – Re Style Barbering Academy (Educational Institution) – node/8888990486 via StreetComplete 63.2:

It says "Barbering" - does that mean men only?

Unable to answer "This shop has been vacant. What’s here now?" – house number 64: Vacant Shop – node/12631800166 via StreetComplete 63.2:

"The Loft Converter"
theloftconverter.com

Unable to answer "Does this crossing have markings across the carriageway?" – Crossing – node/1912184418 via StreetComplete 63.2:

There's only 1 crossing here, not 2