Will you ever make current iOS updates available for an iPhone 6 Plus?

1. This is a user to user forum. We are just users like yourself. You are not talking to Apple here. We cannot make iOS updates available to you.
2. The updates require certain hardware resources the iPhone 6 plus does not have. Its not about Apple wanting to make them available, its simply a case of the software requires hardware the iPhone does not have, so it cannot run the new software.

iOS 13 and 14 require a faster CPU and more RAM than the iPhone 6 plus has