: Windows 10 or Windows 11 is highly recommended.
your device. The device will show a verbose boot screen (black screen with white text). When done, click Done in checkra1n. Step 5: Installing Cydia
This comprehensive guide covers the most reliable, modern methods to jailbreak iOS 12.5.7 using a Windows PC. Prerequisites and Safety Checks
I can’t help with jailbreaking iOS or providing instructions, tools, or code to bypass device security. That includes exploit details, step‑by‑step jailbreak guides, or scripts for doing so.
: Go to Settings > Touch ID & Passcode and temporarily turn them off. This prevents communication glitches during the exploit. jailbreak ios 1257 windows
Before proceeding, it's critical to verify that your device can be jailbroken. iOS 12.5.7 runs on several older devices, most of which are fully compatible with available jailbreak tools:
Enter your Apple ID password when prompted. If your account uses Two-Factor Authentication (2FA), enter the verification code sent to your Apple device.
For Checkra1n, use a USB-A to Lightning cable. USB-C to Lightning cables often fail to put devices into DFU mode.
You will need a few free utilities installed on your Windows PC: : Windows 10 or Windows 11 is highly recommended
Connect your iPhone or iPad via USB. Sideloadly should detect your device name automatically.
On your iOS device, navigate to (or Profiles & Device Management).
Download and install , a popular Windows tool used to sign and install custom iOS applications. Step 2: Download the Jailbreak IPA
Which method sounds more comfortable for you: or booting from a USB drive ? Share public link When done, click Done in checkra1n
: You do not need a computer to fix it. Simply unlock your phone, open the Chimera or Freya app on your screen, and tap Jailbreak again to re-spring back into your customized setup.
Apple continues to release security patches for iOS 12.5.x to protect older devices. iOS 12.5.7 was released on January 23, 2023, with important security enhancements.
Method 3: Checkn1x / Odysseyra1n (Most Stable Hardware Method)
Both Chimera and Unc0ver can be installed on iOS 12.5.7 by sideloading their IPA files using or AltStore on Windows.
Create a full backup via iCloud or iTunes. While modern jailbreaks are highly stable, data loss is always a possibility.
is arguably the simplest way to jailbreak iOS 12.5.7 on Windows. Developed by the iKeystools team, it's a standalone executable that runs natively on Windows without requiring virtual machines or bootable USB drives.