I installed Ubuntu a few days ago. When I start the laptop I have Wi-Fi and I can use internet, but later the network disappears.
Output of lspci -knn | grep Net -A3
02:00.0 Network controller [0280]: Intel Corporation Wireless 7260 [8086:08b1]
(rev bb)
Subsystem: Intel Corporation Dual Band Wireless-AC 7260 [8086:4070]
Kernel driver in use: iwlwifi
Kernel modules: iwlwifi
lspci -knn | grep Net -A3
terminal command. – May 26 '19 at 23:07