hi JustasP Can You PM the S/N , to help check the period of warranty

advice to find Your Motherboard support usually have Intel ME Driver Can download

As Chino has mentionedIt depends on Your CPU type to provide the bandwidth

hi Hopper64 Can You share the picture for the passive cooler when install to M.2 socketI think if it has gap , don't worry about short :confused:

hi, ChroMiuM stornvme error looks like drive problem, You can try reinstall driver and operating system of cleaning status or install the card to other platforms for troubleshooting 