HP typically uses top-cover assemblies (palmrest + keyboard riveted together), not standalone keyboards. That means you’ll need the full palmrest piece with keyboard and cable intact
Known Compatible Part Numbers
• 924335‐001 – For Envy x360 15-BQ/BUS series, without touchpad .
• N49283‐001 – Envy x360 15-FE series (includes backlit keyboard + touchpad)