If you're outside of the 90 days of free support, yes it does cost money. Unless you have a total hardware failure.
Or you can use the community forum as its free on here as its people from the public helping out.
But we'd need a description of your issue, what you've tried, and your home setup.
(btw, that router is a pretty low performing 10/100mbps router)
also in AP setup: RAXE500->EAX80
1.4gig download/100mbps upload from Xfinity
We’re members of the public helping out on our own time.
This place is free.
But if you called someone you found with a web search, there is a high probability that it is a scam.
Just another user with a set of boilerplate macros.My network DM200 -> MK93; R7800 -> GS316 -> PL1000 -> R7000P