Just to clarify — the Nokia E63 runs on (not Android or iOS). Facebook officially discontinued support for Symbian apps many years ago (around 2016–2017). The last working version for your phone would be extremely outdated and likely non-functional now, as Facebook’s servers have moved to newer protocols.
Would you like step-by-step instructions for using Facebook via the browser on your E63 instead? download latest facebook application for nokia e63
I notice you're asking about downloading the latest Facebook app for a . Just to clarify — the Nokia E63 runs