PM961 indeed is supported.
Assuming you have Intel Wifi / BT, give this a try.
If it installs and works, post IOReg file using IORegistryExplorer.app v2.1
L570_OC_0.8.7.zip
Generate your own serial with GenSMBIOS and enjoy your laptop For Intel wifi/bt you need to put appropriate kexts for Ventura. I don't have such wifi/bt card.
Dell 7490 OC 0.8.6.zip