If you decide to sell your altcoins, also consider the possible risks and costs associated with such transactions, including exchange fees, currency conversion fees, and potential loss of value due to price volatility. Before making an investment decision, it is best to consult a registered broker or financial advisor or seek advice from someone who has sufficient knowledge and experience in this area.
I think that without enough trading experience, it is better to study the underlying logic of Bitcoin and evolve yourself from a short-term investor to a long-term investor.