For , go to Options and check "Allow untested iOS/iPadOS/tvOS versions" .
| Criteria | justatechcheckra1n0124windows | Official checkn1x / Linux USB | |----------|-------------------------------|-------------------------------| | Windows native | Possibly (wrapper) | No (requires bootable USB) | | Ease of use | Moderate | Easy (just flash and boot) | | Safety | | Very safe (official) | | Success rate | Varies | High (99%+ on compatible devices) | | Update support | Unlikely | Regular updates from the checkra1n team | justatechcheckra1n0124windows best
To build the best Windows implementation, gather these required tools: For , go to Options and check "Allow
Only download checkra1n-related tools from the official website ( checkra.in ) or trusted GitHub repos with thousands of stars and active audits. As of early 2025, the only recommended Windows method is the official checkn1x image (a minimal Linux distro that auto-boots checkra1n). Do not download "JustaTech" files from random ad websites
Do not download "JustaTech" files from random ad websites. The only safe source is the official GitHub repository or the verified Telegram channel linked in the official Discord.