the first you need to learn of the cryptocurrency and don't strated with a lot of amount.
because trading is very risky, if you do not have a skill and knowledge are possible to lose of money.
This is a basic thing that people already advised many times, without having proper knowledge if you enter crypto trading you will lose your money. Don't have more knowledge then invest in only reputed coins like BTC and ETH don't go for other altcoins.