I found this issue while playing videos (in any site) in both Brave and Firefox browser.
This issue doesn't occur while playing the same video in VLC.
I tried fixing the 2.4 GHz Wifi interference issue: https://askubuntu.com/a/1314729
But it didn't work.
Thank you for taking your time.
$ lspci -nn | grep -i network
00:14.3 Network controller [0280]: Intel Corporation Cannon Lake PCH CNVi WiFi [8086:a370] (rev 10)
$lsusb
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 002: ID 0bda:5621 Realtek Semiconductor Corp. HD WebCam
Bus 001 Device 003: ID 8087:0aaa Intel Corp. Bluetooth 9460/9560 Jefferson Peak (JfP)
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
I'm on version: 22.04 LTS.