Msi laptop's 'mic off and speaker off' function keys not working properly. | MSI Global English Forum
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Fn keys for volume and brightness don't work on Lenovo Thinkpad e460 running Ubuntu 18.04 - Ask Ubuntu
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How to enable/disable the function key in hp laptops and other latest laptop models? - Tax Ninja | Serving Knowledge Digitally
![The F5, F6, F7, & F8 or ALT/F8 function keys do not work (FN lock) - eMarking AssistanteMarking Assistant The F5, F6, F7, & F8 or ALT/F8 function keys do not work (FN lock) - eMarking AssistanteMarking Assistant](http://emarkingassistant.com/wp/wp-content/uploads/2016/01/fnkeys.jpg?x54075)