PhoneVitals › Restore error codes › Error 29
iPhone restore error 29
What iTunes and Finder are actually telling you, and which component to look at first.
Error 29
Check the battery / battery connector — Battery fails validation - classic non-genuine / wrong-APN / missing temperature-sensor battery (esp. 3GS/4S); refit original battery
Most likely: BatteryStop guessing which part failed
PhoneVitals reads the phone's own telemetry over USB and names the failing component with the evidence attached — battery gauge records, decoded kernel panics, board-level suspects. Your first device scan is free.
Download for WindowsGuides for the bench
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