Repair Wiki

Technical articles on MacBook, notebook, and PC repair from our workshop in Munich. Articles Alexey Lavrov has authored on logi.wiki and repair.wiki are mirrored here.

Articles

• Apple T2 Platform Overview of Apple's T2 security chip platform, from a repair and data-recovery perspective. Mirrored from repair.wiki.
• Backlight Troubleshooting How to diagnose MacBook backlight failures — from simple checks to logic-board-level repair. Mirrored from logi.wiki.
• Example Page A short lead description about this content page. It can be **bold** or _italic_ and can be split over multiple paragraphs.
• Fusion Drive This article describes what fusion drive is, from the perspective of data recovery.
• MacBook suddenly stopped working after the update to macOS 26.4.1 Your MacBook won't boot after the 26.4.1 update. Why a DFU restore fails with error 4042 and how to recover the machine with a double revive without losing data.