Atall there is nothing you can do than to keep following the trend, altcoins dropping constantly is normal as there is nothing like stable price in cryptocurrency, my only advice for you is to trade wisely.
As for trading advice, I think it has also been said by many others in the past, but yes, for now, following the trend is an important thing in looking for profits, but you have to be careful of any traps made by scammers in the past. this trend, because they also take advantage of the opportunity to deceive many people.