How To "Back Up & Restore" Your "wallet.dat"
This guide is for newer members to the crypto community
It's the easiest method of keeping a wallet backup
Make sure your wallet is updated to the current block
To create your 'back up' file:
1: Click 'Backup Wallet' from the 'file menu'
2: Choose a file name for the 'Backup file':
(Any name is fine mncwallet.dat, mnc.dat.... etc. as long as you rename the file wallet.dat when/if you need to restore it)
3: Save the file in any file location:
(for this guide i'm showing you how to save to desktop, a flashdrive or two is safer than a pc thats online)
Restoring the backup file
There are more advanced ways to back up your wallet
like paper wallet's and importing/exporting your private keys
But this is the method I've been using for a while now
and has yet to fail me and even SAVED my butt!!!
In a couple situations with the Bitcoin-QT where I thought all was lost!!!
You can make a backup of the wallet.dat file by copying and pasting it from it's folder location
but I've read from numerous dev's that it's not 100% safe compared to saving through the wallet GUI.
Keeping a backup file updated often is the only way to ensure 99.999% of it usefuleness
in the rare occasion you may need it.
Wallet.dat Back-up & Restore Guide