I also have a non-working Asus TUF FX505DY. It's fairly new, bought in 2019 I think, but it's not working and neither do I know why it isn't working, neither do I have time to get it fixed.
It has the following specs:
Ryzen 5 3550H (4C, 8T)
AMD 560X
16GB DDR4
1TB HDD
1080p 60Hz IPS display...