DFU mode, recovery mode, iCloud activation analysis, and system restore techniques for iPhone and iPad.
Device Firmware Update mode allows the deepest level of iOS restore. When to use it, how to enter it, and what to expect.
Full Guide →Standard recovery mode for iOS updates and restores. The safer option when DFU isn't necessary.
Full Guide →Understanding Activation Lock—why it exists, how it works, and legitimate methods for removal.
Full Guide →Complete guide to restoring iOS devices through iTunes (Windows) or Finder (macOS Catalina+).
Full Guide →Technical analysis of the checkm8 bootrom exploit. Educational documentation for security researchers.
Full Guide →Options when you've entered the wrong passcode too many times and iPhone is disabled.
Full Guide →iCloud Activation Lock is Apple's anti-theft protection. Legitimate removal requires proof of purchase and Apple Support. We do not provide methods to bypass Activation Lock on devices you don't own.