On Mon, 2023-08-14 at 16:27 +0200, Emmanuel Mazurier wrote: > > > Here are the other infomations (before the update) : > > > Please provide below information to diagnose this problem. > > > > 1. kernel version you are using > > $ uname -a > > Linux manu-debian 5.10.0-24-amd64 #1 SMP Debian 5.10.179-5 > (2023-08-08) x86_64 GNU/Linux So, you installed driver from https://github.com/lwfinger/rtw89 ? > > 2. firmware you are using > > $ ls -al /lib/firmware/rtw89/rtw8852a_fw.bin > > $ md5sum /lib/firmware/rtw89/rtw8852a_fw.bin > > No file was found > Can you reproduce below symptom as your initial post? If so, please share firmware size and its md5sum. rtw89_8852ae 0000:09:00.0: not mfw format rtw89_8852ae 0000:09:00.0: failed to recognize firmware elements These messages told me that a firmware is loaded but its format is unexpected. I mean it should not no file exists. Ping-Ke