For Debian 10 wireless intel 8260,
Method
To install the wifi for the Intel Corporation Wireless 8260 , download the driver from here, extract it then copy it to your /lib/firmware:
Alternative method
1.Add “non-free” component to /etc/apt/sources.list, for example:
2.Update the list of available packages and install the firmware-iwlwifi package:
3.As the iwlwifi module...