Summary:Dell Technologies advises against downgrading Hard Drive or SSD firmware, except in validated scenarios, due to unpredictable results and version reporting issues.
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Due to requirements such as change management or version control, it may be necessary to downgrade Hard Drive or SSD firmware after a disk replacement. After the downgrade, the Hard Drive or SSD firmware may not display the correct version among other issues.
Note: Dell Technologies strongly recommends against downgrading Hard Drive or SSD firmware. Downgrading Hard Drive or SSD firmware is not recommended by Dell Technologies, unless approved in certain specific and validated scenarios.
Downgrading Hard Drive or SSD firmware may produce unpredictable results.
Hard Drive or SSD reporting behavior after a firmware downgrade can be unpredictable with, for example, the Hard Drive or SSD reporting with the pre-upgrade firmware version or becoming inaccessible.
Cause
This issue is typically related to downgrading Hard Drive or SSD firmware after a disk replacement, which may lead to incorrect firmware version display and other issues.
Dell Technologies recommends against downgrading drive firmware, as the process may involve system power cycles to recover drive or management features, except in specific and validated scenarios. Some firmware downgrades are actively blocked in the DUP package due to security and critical firmware changes.
Common factors contributing to this problem include unpredictable results from downgrading Hard Drive or SSD firmware, which may cause the Hard Drive or SSD to report with the pre-upgrade firmware version or become inaccessible.
Resolution
To resolve this issue, follow these steps:
Before downgrading, ensure that there is a valid reason for doing so, such as change management or version control requirements.
Understand that downgrading Hard Drive or SSD firmware is not recommended by Dell Technologies and may produce unpredictable results.
If a downgrade must be performed, carefully review the Dell Technologies firmware release notes.
After downgrading, verify the firmware version and ensure it matches the expected version.
Note: Dell Technologies strongly recommends against downgrading Hard Drive or SSD firmware.