Once you are familiar with cryptocurrency wallets , you should also know that private key or seed phrase are the most important aspect of cryptocurrency wallets.
Just as one can't open his door with the key to the door , so it is with cryptocurrency wallet.
The private keys are the only way one can access his wallet , especially when installing a new wallet .
This is why it is important for us to write our private key on a sheet of paper ,where only us can access .
Saving Private keys as screenshot is not quite encouraged ,as it will put the wallet in danger of being hacked by apps that have access to our gallery .