Contrary to what beginners might think, your Bitcoin isn't actually "in" your wallet software. The Bitcoin exists on the blockchain ledger. The wallet.dat file holds the keys (specifically, the elliptic curve private keys) that prove you own the addresses on that ledger.
Here is everything you need to know about the most important file in your Bitcoin directory. Bitcoin Core Wallet.dat
: Wallet settings, address book entries, and labels for different transactions. Contrary to what beginners might think, your Bitcoin