Can't seem to find a thread on this so thought I'd make one. It's been announced that the long awaited upgrade of this station bringing step free access to all lines, bringing a former District/Circle platform back to use and a wider redevelopment involving new residential buildings on the unused former trackbed and a new entrance building. Work should be starting later this year and is anticipated to complete in 2029. Some articles below:
www.standard.co.uk
South Kensington tube station upgrade finally getting started
A major overhaul of the station will boost capacity, add lifts and reopen a disused platform as TfL pushes ahead with long-awaited improvements.
www.ianvisits.co.uk
Transformation of South Kensington Tube station will start this year, TfL announces
30million passengers a year use the station - the busiest on the London Underground without step-free access