I think I may have the same problem as this, symptoms are similar.
I performed and aptitude full-upgrade earlier this week. This installed
a new kernel 4.4.0-71 amongst other package updates. After a reboot
NetworkManager applet was stating 'Device not ready' for the wifi
device. I went back to
This issue appears to be an upstream bug, since you tested the latest
upstream kernel. Would it be possible for you to open an upstream bug
report[0]? That will allow the upstream Developers to examine the issue,
and may provide a quicker resolution to the bug.
Please follow the instructions on th
By 4.10-rc6 Network Manager tells "Wi-Fi is disabled" even if I check
"Enable Wi-Fi".
** Tags added: bug-exists-upstream
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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By 4.4.0-22 network manager tells "Wi-Fi is disabled" whereas in
4.4.0-51 and later it tells "device not ready". I do not remember, if
this happened after update, but Wi-Fi used to work by the previous
kernels before.
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Did this issue start happening after an update/upgrade? Was there a
prior kernel version where you were not having this particular problem?
Would it be possible for you to test the latest upstream kernel? Refer
to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest
v4.10 kernel[
I also tried to boot from live USB, both 14.04.1 and 16.04.1 and same thing.
I could not switch wireless on by "Fn + F5" in Linux
https://support.lenovo.com/fi/en/documents/migr-63140
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