Even if it supports OTG it's unlikely to be able to supply enough power to drive an actual hard drive (as opposed to a flash drive). In which case it's possible if your hard drive can take an external power supply.
Updates have to be built for the specific device. So unless the manufacturer has made an update you won't be able to. There is no "generic" Android that can be installed on all devices (as with any mobile OS).
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.