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yeah reader mode it is, didn't know it's different on Linux than on Windows and the support article listing it is here: https://support.mozilla.org/en-US/kb/keyboard-shortcuts-perf...
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I assume they are trying to enable Reader mode which is Ctrl+Alt+R
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According to http://web.archive.org/web/20260317212538/https://support.mo... its

F9 on Windows

Ctrl + Alt + R on Linux

Command + Option + R on macOS

(It uses JS to only show the one for your platform but with view source you can see it mentions all three of these different OSes.)

So I guess the first guy is a Windows user and you other two use Linux.

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> (It uses JS to only show the one for your platform but with view source you can see it mentions all three of these different OSes.)

There is a dropdown at the top-right to select the platform - no need to view source.

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On mobile they’ve hidden that under “customize this article”, which I never would have even noticed if I hadn’t specifically known that there is some sort of dropdown somewhere, heh. But now we know :)
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Probably. When available, reader mode can also be activated by clicking the little "page with text" icon on the right of the address bar.
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