Windows
Alt + 0153Turn on Num Lock, hold the Alt key, type 0153 on the numeric keypad, and release Alt. The digits above the letter keys normally do not behave like the keypad for legacy Alt-code entry.
If your laptop has no dedicated keypad, use this page's copy button, Windows Character Map, the emoji and symbol panel where available, or an application-specific Insert Symbol command.
See the complete Windows Alt code guide for troubleshooting and compact-keyboard alternatives.