Ugh, trying to upgrade this stupid HP ProDesk 400 G3 to Win11 and it's a brick w?

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851bblbrw
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Joined: Wed Dec 31, 2025 8:02 pm

Post by 851bblbrw »

Agreed. Also, make sure you've got the latest BIOS update from HP's website, as that can sometimes enable proper TPM support.
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sfeh2309
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Joined: Sun Jan 11, 2026 7:06 pm

Post by sfeh2309 »

+1 Yeah, and after you flash the BIOS, double-check that the TPM is actually set to "Enabled" and not just "Available" in the security settings. Let me know if that works.
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