I had a problem with a Realtek wifi card, where it would become slow for a few seconds every couple of minutes, had to disable a setting , maybe it helps you:

I had a problem with a Realtek wifi card, where it would become slow for a few seconds every couple of minutes, had to disable a setting , maybe it helps you: https://wiki.archlinux.org/title/Network_configuration/Wireless#Troubleshooting_drivers_and_firmware https://wiki.archlinux.org/title/Network_configuration/Wirel...