There are lots of courses available where you can learn about the stock market but they’re not particular course form which you learn all the skills, First, you need to clear your basics with basis course like
Trading basics
Introduction to financial market
Investing managements
Trading strategies in emerging market
Basics course of technical analysis
Advance courses of technical analysis
You can join any institute or you can join any institute who provide the online courses like
Radical Institute of stock market,
Maheswari institute,
Arihant capital market,
Sharemarketshiksha: Their online classes are hugely flexible which will set you free from the hassles of attending the pre-assigned classes and give you the freedom to learn from wherever you are and whenever you can. They also provide stock market technical analysis course.
Kalpataru Institute of capital market, etc
(Source: https://www.quora.com/What-courses-should-I-do-to-understand-stock-market-in-deep)
sharemarketshiksha 