How to store your seed

On paper, on keepass, on an encrypted 7zip file, screenshot, usb key... people don't use the same but remember one thing, DON'T LOST IT !

Not mandatory, but keep a copy of you wallet.seed file which can be found on windows 10 in folder C:\Users\xxx \ .bitgrin\main\bg_wallet_data

A funny tools is https://cryptosteel.com/