Advantages of Technical Analysis:
Forex technical analysis only requires a few basic tools which are free with the Admiral Markets MetaTrader platform.
Forex technical analysis can sometimes give high probability directional views and points of entry and exit from the market.
There are a wide variety of technical analysis tools and indicators that can help with identifying possible trading setups.
Disadvantages of Technical Analysis:
Because of its widespread use, Forex technical analysis can trigger very abrupt market movements in the event that many traders come to the same conclusions.
In some markets, technical analysis should always be combined with fundamental analysis.