How long does it take for a newcomer to start making profits?
Practice on demo account for 6 months before going live. Demo trade until you are comfortable with your platform, your broker, your trading plan, which includes your trading system. Demo with the amount of money you are willing to invest. When you go live do not deviate from any of the above. You have a winning system in demo it will work in live. Try not to be under capitalized, if you are trade to that level.
Studies show that it takes anywhere from 18-30days to develop a pattern (good or bad), and about 2-3 months to implement it successfully. So it’s important that you do things the way you consciously know they should be done, emulate the positive and avoid developing awful habits constantly (blowing accounts, taking trades on wrong signals, greed and fear). Learn from your mistakes, write it down, and give your word never to do it again.