ShiftPlusOne wrote: ↑

Tue Nov 28, 2017 11:16 am

Try a 'sudo apt-get install raspberrypi-kernel-headers' first.

hi, thanks for the reply.
I have installed the kernel headers, but still recieves the same error message.

also, i am trying to run rtl8821AU, not rtl7721.

Hi, I am a total newbie when it comes to raspberry pi, linux, and all of this stuff. I found an old raspberry pi (1 b+) which has no wifi-module and i am now trying to install a wifi-dongle on it. But, low and behold, i am greeted with errors which i cant seem to find an answer to, not specific and/...