You can solve this issue with a very basic crypto trading strategy that beat buy and hold.
Just a simple moving average crossover strategy could help you clarify if you should hold or sell.
I wrote an article about it not long ago, where I compare the strategy with the buy and hold result and also explain how to use the strategy step by step.
You can see the article here:
https://trendsurferssignals.com/simple-strategy-beat-buy-and-hold/