What is CPPC-NOT-SUPPORTED?
This low-severity issue affects the processor (CPU). Collaborative Processor Performance Control is not active. Reduces the effectiveness of CPU boost. Typical causes include old BIOS and CPPC disabled in BIOS. See the troubleshooting steps below for the fix.
Common Causes
- Old BIOS
- CPPC disabled in BIOS
Step-by-Step Fix Guide
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1
Update BIOS
As a first move, Update BIOS handles the most common scenario behind CPPC-NOT-SUPPORTED.
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2
Enable CPPC in BIOS
Where the fault comes back, look to the later steps — they're built around uncommon cpu instability triggers.
Commands & Diagnostics
No specific commands required for this error. Follow the step-by-step guide above.
Frequently Asked Questions
The leading cause of CPPC-NOT-SUPPORTED is old BIOS, though CPPC disabled in BIOS also show up in our reports.
Most CPPC-NOT-SUPPORTED reports resolve after "Update BIOS". The rest of the guide above is there for the cases that don't.
As a low-severity issue, CPPC-NOT-SUPPORTED is more of a stability annoyance than a hardware risk — the steps above should clear it up.
You shouldn't need to. Work through the guide above first — a reinstall is only worth considering if none of those steps help.
Not necessarily. CPPC-NOT-SUPPORTED can be triggered by software and driver issues, overclocking instability, or BIOS misconfigurations — not just hardware failure. Run through the diagnostic steps above before concluding the processor itself is defective.
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