There is no best time to invest I bitcoin for a beginner and jts best to just buy your first portion of bitcoin and after you have matured as an investor then you can start practicing dip buy, most early investors are scared of the volatility of bitcoin so its best they use the DCA strategy that protects them from market volatility since they would be buying at every market price interval, so it's a beginner friendly strategy to start your bitcoin journey.
The best time for beginners to invest is when they have a good understanding of the possible risks of loss that they will experience when investing. Learning about investing will certainly make them better prepared to start investing and they will know when is the right time to invest. buy and sell it.
The DCA strategy is certainly very popular for those who have long-term planning and this also has a smaller risk compared to buying it in large quantities at once. In using the DCA strategy of course they must be able to collect regularly and be able to hold it for a long period of time to be able to get a profit from the investment they make.