Changes for page Debian 13 : Activer les touches de luminosité d'un PC portable

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3	3	On a Lenovo Thinkpad X230 netbook, the Fn+F8/F9 keys did not change the screen brightness. The following procedure resolves this issue.
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5	5	1. Package installation
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7	7	{{code language="bash"}}
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8	8	sudo apt update && sudo apt install brightnessctl
9	9	{{/code}}
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11	11	2. Hardware permissions configuration (udev)
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13	13	Create the file:
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15		-{{code language="bash"}}sudo nano /etc/udev/rules.d/90-backlight.rules{{/code}} // ~~ nano or vim or mcedit or vi or le …//
	17	+{{code language="bash"}}sudo nano /etc/udev/rules.d/90-backlight.rules{{/code}} // ~~ nano or vim or mcedit or vi or le (text editor)//
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17	17	Add the following line:
18	18	{{code language="bash"}}ACTION=="add", SUBSYSTEM=="backlight", KERNEL=="intel_backlight", GROUP="video", MODE="0664"{{/code}}
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20	20	3. Keyboard shortcuts configuration (Openbox)
21	21	Edit the files:
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35	35	></action>
36	36	></keybind>
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38	38	4. Default user profile installation (skel)
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40	40	{{code language="bash"}}
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41	41	sudo mkdir -p /etc/skel/.config/openbox && sudo rsync ~/.config/openbox/lxde-rc.xml /etc/skel/.config/openbox/lxde-rc.xml
42	42	{{/code}}
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44	44	5. Reboot
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46	46	{{code language="bash"}}