It's a bit telling that so much change has happened so quickly that nobody has yet supplied the answer. The most recent factual information that I knew before retiring is summarised in this link.
https://www.raf.mod.uk/news/articles...aining-school/
This was three years ago. L3 Harris stopped providing training and everything, to my knowledge, went to Ascent, as stated in Wiki with other references.
https://en.wikipedia.org/wiki/Ascent_Flight_Training
Whenever MFTS was mentioned [
https://en.wikipedia.org/wiki/UK_Mil...raining_System ] people were still going apoplectic and spitting feathers.