The sending and receiving addresses are from different formats so they doesn't belong to tge same wallet!
First, pls answer LoyceV's question. To check if "bc1qpn4z80zls524lv94nt3mpdhlf3s6qz5u2pv4fd"
The good news is that the balance hasn't been moved, so if that address belongs to your wallet all you have to do is to dump its private key and import it into another wallet such as Electrum.
After installing core and messing with it for a while, I sent some btc to test it out.
If you want to yest out how bitcoin core works and familiarize yourself with it, you should do it on the testnet.