Updated to Ubuntu 18.04 and Wi-Fi is now very weak - RTL8723BE
1916
Realtek RTL8723BE Wi-Fi incredibly weak
67958
Ubuntu 16.04 wifi not connecting
124278
wifi doesn't work on ubuntu
13618
Wifi drops after ~ 5 minutes with RTL8821AE
57413
How can I make my Realtek RTL8821CE wireless hardware work?
2469
no wifi in Ubuntu 15.04
83550
No more WIFI. oem-wifi-intel-iwlwifi doesn't build on the new 4.4 kernel
13847
WiFi Adapter AX201 Not Found: Ubuntu 18.04
8555
Ethernet not working in Ubuntu 16.04 (works in Windows) with RTL8111/8168/8411
10862
How do I get a Realtek RTL8723BE wireless card to work?
139497
My Ubuntu 16.04 keeps disconnecting from the Wi-Fi (eduroam). Why?
64850
Realtek rtl8821ce wifi driver problem in Linux Mint 18.2
112091
Ubuntu 16.10 Wifi Trouble - RT2561/RT61
40404
How to make my pci wifi card rtl8822 working on ubuntu
15621
NetGear A6100 AC600 wireless adapter not working in Ubuntu 20.04. Worked fine in 18.04. Not same problem as previously
104554
Wireless Connected But No Internet Connection (Ubuntu 12.04)
68767
Wifi drops and won't reconnect until reboot (14.04 with RTL8723BE)