I’ve always had trouble understanding why there are so many different currency symbols, and I often get confused by various $ , €, and £ when checking market prices.

Later, I realized that the same currency symbol can represent different currencies in different countries; for example, $ in the United States is USD, in Canada it’s CAD, and in Hong Kong it’s HKD.
Therefore, when trading forex, you must pay attention to the prefix code, like USD$, CAD$, HK$, so you don’t get confused.

The most common currency symbols are the dollar $, euro €, pound £, and yen ¥.
There are also some more specific ones, like Thai baht ฿, Korean won ₩, Indian rupee ₹, each country has its own symbol.
If you often look at forex quotes, you must memorize these currency symbols so you can quickly recognize pairs like EUR/USD or GBP/JPY.

Regarding inputting currency symbols, the shortcut keys differ between Mac and Windows.
To type the euro symbol €, on Mac use Shift+Option+2, on Windows use Alt+E;
For the dollar $, both systems use Shift+4;
For the pound £, Mac uses Option+3, Windows uses Alt+L.
But the most confusing one is the ¥ symbol; in Japan, it represents the yen, while in China, it represents the Renminbi, so it’s usually written as CNY￥ or JPY￥ to distinguish.

Actually, as long as you understand what each currency symbol represents and can read forex quotes, it becomes much easier.
Each symbol corresponds to a country or region’s currency, and mastering this logic helps prevent mistakes.