As part of the transition to Unified Interface, we can use the Unified Interface Transition Portal to help us.
Go to https://runone.powerappsportals.com/. You will be prompted to log in and accept the permissions:

Then confirm your details:

Select My Environments:

From here, you can see the current transition status, and the target date:

Selecting an org will show details on the Rescheduling Requests:

And you can also click on My Requests to see a list of requests:

Also see:
I AM SPENDING MORE TIME THESE DAYS CREATING YOUTUBE VIDEOS TO HELP PEOPLE LEARN THE MICROSOFT POWER PLATFORM.
IF YOU WOULD LIKE TO SEE HOW I BUILD APPS, OR FIND SOMETHING USEFUL READING MY BLOG, I WOULD REALLY APPRECIATE YOU SUBSCRIBING TO MY YOUTUBE CHANNEL.
THANK YOU, AND LET'S KEEP LEARNING TOGETHER.
CARL
