Add --force at the end of dkms install command:
sudo dkms install -m rt3290sta -v 2.6.0.0 --force
And run
sudo modprobe rt3290sta
after the installation has completed
Add --force at the end of dkms install command:
sudo dkms install -m rt3290sta -v 2.6.0.0 --force
And run
sudo modprobe rt3290sta
after the installation has completed