Connections on Ubuntu 16.04 are not working properly. WIFI is slow and rarely works. Ethernet does not connect at all
1916
Realtek RTL8723BE Wi-Fi incredibly weak
121462
Fixing a broken packet system (apt-get)
8555
Ethernet not working in Ubuntu 16.04 (works in Windows) with RTL8111/8168/8411
29977
How To Diagnose Faulty (onboard) Network Adapter
143154
WIFI connection not working
108374
Why is my Wi-Fi connection speed much slower than a wired connection?
84643
Connected to wifi successfully, but no internet connection
3745
Realtek RTL8188CE desconects randomly and features slow connections
69163
Wired connection not working Ubuntu 12.04
14141
ethernet connection makes the WiFi disable
123012
At boot, networking.service is incredibly slow (5 minutes) on Ubuntu 16.10
117752
Wifi can't connect, cable connection barely works
103261
No Wifi connection on Ubuntu 16.04
149
Inconsistent connection and super slow speed with RTL8723BE
16973
Unstable wireless connection in Ubuntu 14.04
131896
Why doesn't System Monitor show activity over ethernet connections?
13258
How to get Intel Dual Band Wireless-AC 3168 work on Ubuntu 16.04?