The only think I can say is that the rc.lua change you described here
cannot have caused your mod key to stop working.
Did you try to see if your mod4 key works outside of the graphical
environment to try to understand what is happening?


On 13 July 2016 at 04:39, Abraham Baker <> wrote:
> Hi,
> My Mod4 (SuperL and R) keys stopped working today after I altered my rc.lua
> to make switching client focus easier.
> All I did was to switch the default binding of "Mod4 + Control + j/k" to
> "Mod4 + Control + h/l" for changing the screen.focus_relative.  Using H and
> L to move the focus left and right makes more intuitive sense to me because
> my monitors are arranged linearly.
> I remembered to change the tag.incncol bindings as well, since they were
> already using Mod4 + Control + h/l.
> However, after making these changes, I now cannot use Mod4 at all (it does
> not register in xev). If I restore the config to the way it was before, Mod4
> still does not work. Switching to Alt (Mod1) works, but I would much rather
> use Mod4 if possible.
> Any help in figuring out how to restore Mod4 functionality would be greatly
> appreciated.
> Thanks,
> Aber

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