RE: Problems with RTL8852BE PCIe 802.11ax Wireless Network Controller and Linux kernel 6.7.7-100.fc38.x86_64

[Ping-Ke Shih <pkshih@realtek.com>]

Plamen Dimitrov <plamen.dimitrov@pevogam.com> wrote:
> >
> > Another try is to disable power save by 'iw' command right after booting, like
> >    sudo iw wlan0 set power_save off
> 
> I had to take a while to make sure that this indeed worked and so far it took some days without any failure
> which makes me guess that this has actually helped. I even tried rebooting again and the problem is still
> likely fixed. I will monitor the situation but for the sake of sustainable solution, I guess the above
> does set a setting that we could not set in any other way? It seems to work and that's great, I just wonder
> if running `sudo iw wlan0 set power_save off` upon each reboot or kernel update can be replaced with something
> more long lasting.
> 

If you use network manager as WiFi controller, set 'wifi.powersave = 2' in config file [1].

[1] https://gist.github.com/jcberthon/ea8cfe278998968ba7c5a95344bc8b55