Infinity symbol is not available or easily visible on the keyboards. It is a very rarely used symbol. But we have tricks to use them whenever you need it. Most of the commonly used symbols are not found on keyboards but can be inserted using some key combinations.
Here let us check out how to insert infinity symbol using keyboard for your PC.
Infinity symbol can be inserted easily by the key combination: Alt + 236. On a Windows PC, press and hold the “Alt” key and enter the numbers 236 using the keyboard.
Now you can see you have inserted the ∞ symbol.
You can also copy the infinity symbol from below: