My laptop wifi sometimes connects to wifi sometimes it doesn't. Wifi works on all my other devices and even on a windows laptop.
input
lspci -knn |grep -i net -A2
output
00:19.0 Ethernet controller [0200]: Intel Corporation Ethernet Connection I217-LM [8086:153a] (rev 04)
DeviceName: Onboard LAN
Subsystem: Dell Ethernet Connection I217-LM [1028:0684]
Kernel driver in use: e1000e
Kernel modules: e1000e
--
03:00.0 Network controller [0280]: Intel Corporation Centrino Advanced-N 6235 [8086:088e] (rev 24)
Subsystem: Intel Corporation Centrino Advanced-N 6235 AGN [8086:4460]
Kernel driver in use: iwlwif
input
uname -a
output
Linux midhun-Precision-M2800 5.8.0-41-generic #46~20.04.1-Ubuntu SMP Mon Jan 18 17:52:23 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
Tried things described in Ubuntu 20.04 Network Performance Extremely Slow
no luck.
lspci -knn |grep -i net -A2
anduname -a
. – GAD3R Feb 09 '21 at 20:46