Thank you for your reply.
How about my questions? I don't find responses in this FAQ

Hello, I am on Tier 2 for the last 5 years and I want to switch to ILR. I have passed the Life in UK test and was wondering if I also need to pass an english test or should I used my ILTS test which I have given when I moved here the 1st time in 2012 ? According to this article: https://www.gov.uk/e...