I read many posts on this great forum and few others and will share my experience in hope that folks who have the same or similar tomtom device find it helpful.
Its regarding the Toyota Yaris 2008 built in TomTom TNS400.
Very surprised that tomtom home is still selling and offering maps for this old tomtom for UK it offers the latest 1135.12487 - no meta available.
I have settled for UK map version 1110 ...