Google is testing displaying and popping up the auto-suggestions auto complete search terms in the search bar when you scroll back up towards the top of the search results.
Here is a GIF of it in action captured from Valentin Pletzer who posted a video of it on YouTube and Twitter:
Here is the longer video of it in action:
I am not sure I like this feature, it can be a bit in the way and not the best user experience. But hey, Google is always testing.
Brodie Clark also spotted this:
It’s back: one of Google’s sticky mobile search bar tests has returned. This was version no. 4 that I wrote about, with two drop-down autocomplete suggestions appearing by default. Interesting test to keep an eye on. https://t.co/Y4yFUaUaVR pic.twitter.com/W5BAfnBlsZ
— Brodie Clark (@brodieseo) February 22, 2021
Forum discussion at Twitter.