kernel-firmware-iwlwifi from home:tiwai:leap-15.6:update project

Select Your Operating System

For standard run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:tiwai:leap-15.6:update/standard/home:tiwai:leap-15.6:update.repo
zypper refresh
zypper install kernel-firmware-iwlwifi