Resolving black screen display with SDDM and NVIDIA GPUs
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Today I'm setting up SDDM on my new work laptop, and I was encountering an issue where SDDM was presenting a black screen when starting up, which then couldn't be interacted with.
(I've since realised that this wasn't necessary)
After coming across this thread on the Arch forums this highlighted that it may be an issue with the display drivers.
Although the thread 👆 indicated that this may be an issue with the NVIDIA proprietary drivers, I knew I wasn't using them as I'd not specifically set them up.
It turns out this was still an issue with the NVIDIA GPU, just using the Open Source
nouveau drivers, of which we needed to enable early Kernel Mode Setting by adding the following to my