Use the superscript button if your keyboard has one
Copy and paste exponent symbols like ² ³ ⁴ ⁵
Type using the caret symbol, like x^2 or x^3
Use a math keyboard or equation app
Enable symbols or special characters on your phone keyboard
Use voice input and say the exponent format if supported
In messaging apps, use plain text like 2^5 when superscript is unavailable