A file-access feature can look successful in a demo and still fail in the exact situation that matters. The phone may be authorized but the computer is asleep. Both devices may show the same Wi-Fi name while the network isolates clients. Local access may work even though remote access uses a different route and commercial service.

Before depending on any phone-to-computer file workflow, test its boundaries rather than only its happy path.

Disclosure: I am part of the LynavoDrive team. I use the current LynavoDrive behavior as a concrete example below, but the test model applies to other computer-first file-access tools as well. AI assisted with drafting; the published version was reviewed by the team.

Start with four independent questions

"Can my phone access my computer?" combines four separate conditions: