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Reply To: [Solved] How to fix Restore Error {err} in Finder / iTunes caused by NAND communication timeout during early bootloader initialization on iPhone 16 Pro Max
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Lauren PriceDirect Thunderbolt connection, forcing true DFU mode, and executing an in-place software update or Configurator revive.
Here is the exact step-by-step diagnostic and remediation procedure verified by Apple Certified Support Professionals:
- Never select ‘Restore’ if data is unbacked-up; always select Update.
- Use an authentic Apple USB-C 60W/240W cable connected directly to Mac ports (no hubs).
- Enter true black-screen DFU mode and execute an Apple Configurator Revive Device pass.
Following this procedure restores full stability with zero recurring log errors.