alobbs / macchanger

GNU MAC Changer

Home Page:http://www.gnu.org/software/macchanger

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[ERROR] Could not change MAC: interface up or insufficient permissions: Operation not supported

pippo6996 opened this issue · comments

I've been trying to change the MAC address of my WI-FI card for some time but I can't and it keeps giving me this error: [ERROR] Could not change MAC: interface up or insufficient permissions: Operation not supported.
the ethernet card can be changed easily but the wi-fi card cannot be changed.
I tried doing this:
sudo systemctl stop NetworkManager
sudo macchanger -r wlp2s0
sudo systemctl start NetworkManager
even so:
ip link set dev wlp2s0 down
sudo macchanger -r wlp2s0
ip link set dev wlp2s0 up
but it doesn't work in any way.
I have a brodcam 43142.
Thanks in advance to anyone who tries to help me