Windows boot error 0xc0000225 after cloning ('required device isn't connected')

The problem: After disk clone/migration, Windows fails with 0xc0000225 because boot references don't match new disk.

Symptoms: 0xc0000225 after migration; winload.efi referenced; boot loop.

Likely cause: BCD entries still reference old disk identifiers or EFI partition not correctly migrated.

Category: Boot & Startup · Difficulty: Advanced · Windows: Both · Error code: 0xc0000225

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