Exotic currency pairs should be avoided because they are difficult to manage due to their high volatility, and profits are limited because of their wider spreads.
it is good to avoid exotic pairs when trading but you can trade exotic pair in demo to see the performance how it works.
Personally, I avoid trading exotic pairs. I usually trade the major currency pair because it usually gives me good returns. Exotic pairs have low volumes traded daily and are not suitable for scalping.
i always like to avoid exotic pairs , because spreads is too high to predict the market with certainly.
Yes, It is better to avoid exotic pairs if you are a beginner since they are highly volatile and can be difficult to predict.