kindle to android info

So I thought , doddle that's till I looked at how many versions of the Kindle there are on the market today, Jesus. Do all the latest Kindles let you put books on you download yourself from the usual places? Any advise as to which would be gladly accepted

Hi folks Just bought a kindle fire 8 and want to use it as an android device Lots of info out there to root or not to root Can ne1 advise the best way forward for me and where the correct information can be found Thanks Kook