Welcome to the HP Support Community. This is a great place to get support, find answers and tips to your technical queries. I have reviewed your post and I understand, there's an issue with the keyboard.
Appreciate you trying the steps. Don’t worry, I’m here to help!
The failure ID confirms it to be a hardware issue. I have sent you a Private Message with the service options for your computer.
Check next to your profile Name, you should see a little blue envelope, please click on it. Click here for more details on how to access the private messages on HP Forums.
Let me know if you have any other questions.
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