(In reply to Wouter Lindenhof from comment #46) > It seems that the meaning of the RIGHT_ALT key changes depending on the locale of Windows. > In `en-US` it behaves similar to the left alt key. > In `nl-NL` (dutch, my default) it becomes an AltGr (alternate graphics) key. Various – mostly European – [keyboard layouts](https://en.wikipedia.org/wiki/AltGr_key) have use Alt Gr key in place of the right Alt key, and the physical key is also labelled as such.
Bug 1041377 Comment 54 Edit History
Note: The actual edited comment in the bug view page will always show the original commenter’s name and original timestamp.
(In reply to Wouter Lindenhof from comment #46) > It seems that the meaning of the RIGHT_ALT key changes depending on the locale of Windows. > In `en-US` it behaves similar to the left alt key. > In `nl-NL` (dutch, my default) it becomes an AltGr (alternate graphics) key. Various – mostly European – [keyboard layouts](https://en.wikipedia.org/wiki/AltGr_key) have an Alt Gr key in place of the right Alt key, and the physical key is also labelled as such.