In order to avoid the problems caused by brokers in withdrawing large amounts, it is better to consider a certain limit for profit, for example, after 3 weeks or for example, 1000% of profit, you should withdraw.
For skill development, mental strength is also needed. Maximum newbie traders bring up the practice of buying signals but this approach isn’t effective at all. Until a trader doesn’t develop his own signal-making skill, he is not a good trader.