# AltGr key ## Identification AltGr is a keyboard modifier used to enter alternate characters on many international keyboard layouts. ## Scanned_20260730-1235 evidence In [[Scanned_20260730-1235|Scanned_20260730-1235]], [[Scanned_20260730-1235#Scanned_20260730-1235.pdf — PDF page 31|page 31]], the notebook treats it as part of ChromeOS input semantics and alternate command surfaces. ## Evidentiary status The notebook occurrence establishes research context, not installation, account ownership, product use, partnership, or administrative control. Further overlays should preserve this distinction.