Typing the infinity symbol on a laptop without a number pad

Need the infinity sign for some maths homework. The alt codes I found online don't work because my laptop has no numpad.
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1 Answer

jay_tech Nov 12, 2026
michael_27
Win + . opens the emoji panel, go to the symbols tab (the Ω one) and it's in the maths symbols. You can search too. On a Mac it's Option + 5. In Word you can type 221E then press Alt + X and it turns into ∞.