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No Wifi (RTL8852BE) Ubuntu 22.04 - DELL Inspiron 14

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I attempted to update my (Ubuntu 22.04 / kernel 6.5 - 45) 2-in-1 Laptop (DELL Inspiron 7445) WiFi adapter (RTL8852BE) driver (HRex39 & LWFinger) a couple unsuccessful ways, but all I did was lose my WiFi adapter (WiFi option is gone from settings).

This upgrade/update was meant to resolve inconsistent WiFi and BT connectivity. Several good forum posts/guides, and drivers by a dedicated community, later and it's still nonexistent. I am appreciative of all the great drivers/info out there.

I attempted installing the drivers from HRex39 (RTL8852BE) and LWfinger (rtw89 with secure boot, MUK key added, fine). I've used make uninstall, make clean, make clean all, modprobe -r, manual file deletions and I've tried reinstalling gcc, build-essential, etc., but no go.

I found RTW-8852CE in lsmod, at some point, which is close but that's not the right version and, of course, it didn't work. So, I blacklisted it, but I still see RTW89 if I use the command ubuntu-drivers list - not sure how to remove it, but it doesn't show up in lsmod output.

Dell Inspiron 14 2-in1 (AMD 8th Gen APU 8640HS)Ubuntu 22.04 (kernel 6.5 - 45)Realtek RTL8852BEgcc-11 & gcc 12 (symlinked to 12)*Secure boot enabled (but has been disabled, in the past, to test drivers)*tried both secure boot (sign-install) and w/o.*git, make, build-essentials, bc, etc. all (re)installed.

Attempted the -b dev branch for the driver from HRex39, but I get the same errors - which, I believe, points to an issue w/ my newer kernel. Community seems to point to just using the default Ubuntu 22.04 drivers, which do (mostly) work, and I would gladly go back to...but I don't know how!

RTW89 from LWFinger will successfully make sign-install, but is obviously not the right fit. I believe this may be what have put RTW8852CE into play, initially. Not sure.

RTL8852BE -b dev from HRex won't make, and provides the following output:

home/user/Downloads/rtl8852be/os_dep/osdep_service_linux.c: In function ‘rtw_random32’:/home/user/Downloads/rtl8852be/os_dep/osdep_service_linux.c:850:16: error: implicit declaration of function ‘prandom_u32’; did you mean ‘get_random_u32’? [-Werror=implicit-function-declaration]  850 |         return prandom_u32();      |                ^~~~~~~~~~~      |                get_random_u32/home/user/Downloads/rtl8852be/os_dep/osdep_service_linux.c: At top level:/home/user/Downloads/rtl8852be/os_dep/osdep_service_linux.c:858:1: fatal error: opening dependency file /home/user/Downloads/rtl8852be/os_dep/.osdep_service_linux.o.d: Permission denied  858 | }      | ^

Make install looks even worse. I did get the warning that the kernel was compiled with (same version, different name, and is compiling on (same version, different name) for gcc-12, which I read should be ignored. Anything else I can provide, just let me know.

Oh, and thank you very much to everyone, in advance, for taking on the above word-wall.


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