Please open two new bugs by running these commands from your new 21.04 installation:
ubuntu-bug nvidia-driver-460
and title it "Nvidia driver 460 fails in install on 21.04", and
ubuntu-bug linux
and title it "Brightness control is missing on HP Pavilion Gaming Laptop 15-dk0xxx"
Please open two new bugs by running these commands from your new 21.04 installation:
ubuntu-bug nvidia-driver-460
and title it "Nvidia driver 460 fails in install on 21.04", and
ubuntu-bug linux
and title it "Brightness control is missing on HP Pavilion Gaming Laptop 15-dk0xxx"