You should only install iwldebug-yoyo.bin if:
# Clone the firmware repository (or download just the file) git clone https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git cd linux-firmware sudo cp iwldebug-*.bin /lib/firmware/ sudo update-initramfs -u # For Debian/Ubuntu sudo dracut --force # For Fedora/RHEL firmware failed to load iwldebugyoyobin free