I am seeing something similar in 20.04 LTS on a laptop, HP EliteBook 840 G4.
According to this post, it may be a kernel thing, and also affecting 22.04 LTS: https://askubuntu.com/questions/1403954/wifi-issues-in-ubuntu-22-04lts -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to network-manager in Ubuntu. https://bugs.launchpad.net/bugs/1871271 Title: Laptop disconnects from Wi-Fi despite being in range until I turn Airplane mode on and off again Status in network-manager package in Ubuntu: Confirmed Bug description: This happened when I opened Discord while loading CSPAN on my FireFox browser, suddenly the connection dropped! network-manager: Installed: 1.10.6-2ubuntu1.4 Candidate: 1.10.6-2ubuntu1.4 Version table: *** 1.10.6-2ubuntu1.4 500 500 http://us.archive.ubuntu.com/ubuntu bionic-updates/main amd64 Packages 100 /var/lib/dpkg/status 1.10.6-2ubuntu1.1 500 500 http://security.ubuntu.com/ubuntu bionic-security/main amd64 Packages 1.10.6-2ubuntu1 500 500 http://us.archive.ubuntu.com/ubuntu bionic/main amd64 Packages This issue also occurs on ubuntu 19.10 and 20.04 current daily build. ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: network-manager 1.10.6-2ubuntu1.4 ProcVersionSignature: Ubuntu 5.3.0-46.38~18.04.1-generic 5.3.18 Uname: Linux 5.3.0-46-generic x86_64 ApportVersion: 2.20.9-0ubuntu7.14 Architecture: amd64 Date: Mon Apr 6 21:36:04 2020 IfupdownConfig: # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet loopback InstallationDate: Installed on 2020-04-04 (3 days ago) InstallationMedia: Ubuntu 18.04.4 LTS "Bionic Beaver" - Release amd64 (20200203.1) IpRoute: default via 192.168.1.1 dev wlp2s0 proto dhcp metric 20600 169.254.0.0/16 dev wlp2s0 scope link metric 1000 192.168.1.0/24 dev wlp2s0 proto kernel scope link src 192.168.1.39 metric 600 NetworkManager.state: [main] NetworkingEnabled=true WirelessEnabled=true WWANEnabled=true ProcEnviron: TERM=xterm-256color PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: network-manager UpgradeStatus: No upgrade log present (probably fresh install) nmcli-con: NAME UUID TYPE TIMESTAMP TIMESTAMP-REAL AUTOCONNECT AUTOCONNECT-PRIORITY READONLY DBUS-PATH ACTIVE DEVICE STATE ACTIVE-PATH SLAVE NETGEAR18 4c46a7b6-0545-43ef-b9bb-adcd9750847e wifi 1586223271 Mon 06 Apr 2020 09:34:31 PM EDT yes 0 no /org/freedesktop/NetworkManager/Settings/1 yes wlp2s0 activated /org/freedesktop/NetworkManager/ActiveConnection/1 -- Wired connection 1 72505ff5-ec1c-36b6-b1f3-f3188add1bd5 ethernet 1586219071 Mon 06 Apr 2020 08:24:31 PM EDT yes 4294966297 no /org/freedesktop/NetworkManager/Settings/2 no -- -- -- -- nmcli-dev: DEVICE TYPE STATE DBUS-PATH CONNECTION CON-UUID CON-PATH wlp2s0 wifi connected /org/freedesktop/NetworkManager/Devices/3 NETGEAR18 4c46a7b6-0545-43ef-b9bb-adcd9750847e /org/freedesktop/NetworkManager/ActiveConnection/1 enp1s0 ethernet unavailable /org/freedesktop/NetworkManager/Devices/2 -- -- -- lo loopback unmanaged /org/freedesktop/NetworkManager/Devices/1 -- -- -- nmcli-nm: RUNNING VERSION STATE STARTUP CONNECTIVITY NETWORKING WIFI-HW WIFI WWAN-HW WWAN running 1.10.6 connected (site only) started limited enabled enabled enabled enabled enabled To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1871271/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
