Rt3090bc4 V20a Driver - Ralink

sudo apt update
sudo apt install firmware-ralink
sudo modprobe rt2800pci

If the above fails (common on kernels >5.15), you may need to patch or compile an older rt3090sta driver. This is not recommended unless you’re comfortable with kernel builds. I found a community fork here: [link to GitHub, if available].

To ensure you download the correct driver, use the Hardware ID. Here’s how: ralink rt3090bc4 v20a driver

You will see something like: PCI\VEN_1814&DEV_3090&SUBSYS_30901814&REV_00 sudo apt update sudo apt install firmware-ralink sudo

The specific SUBSYS value will vary (e.g., SUBSYS_1225103C for HP, SUBSYS_30901814 for reference). This ID tells you exactly which driver variant you need. If the above fails (common on kernels >5

The RT3090 chipset enjoyed broad adoption, meaning drivers exist for: