This was already posted here before. I contacted with them.REGARDING CHANGES ON FORMS: please see below as response from IRCC
IRCCVerified account @CitImmCanada 5h5 hours ago
Replying to @*******
Hi. We’ll accept the previous version of the current form until another one is released. When a new version is released, we’ll accept the new version and the previous version of that. We encourage you to use the newest forms to avoid any possible delays.
https://mobile.twitter.com/CitImmCanada/status/1135927452608401409