how to?

(*Not sure what this thing is called.) (*swiped image from another thread here) Whatever this thing is called, it seems completely unnecessary considering a 'Post thread' button is sitting directly above it, barely an inch away-(at least that's the case on my end and specifically in-(¿🤔 I...

(*Sorry. I do not know what it is called and I am still unable to upload attachments in order provide a visual example.) Description: -On mobile devices, there is this extremely annoying little button with a left pointing arrow that appears around the bottom left corner shortly after scrolling...