Apple stopped signing iOS 7 years ago. If you are on 7.1.2, you face the — when you try to download an older compatible version of an app, Apple’s servers often fail to deliver the correct one, or the app simply crashes on launch due to expired provisioning profiles.
Apple released iOS 7.1.2 in June 2014. It was the last minor update to the iOS 7 series, which introduced a radical flat design. For many users, iOS 7.1.2 remains a nostalgic, lightweight, and fast version, especially on older devices like the iPhone 4, iPhone 4s, iPad 2, iPad 3, iPad mini 1, and iPod touch 5th generation. ipa files for ios 712 patched
A standard .ipa file is a zip archive containing an app bundle. When Apple rolled out iOS 9 and later, they introduced stricter code signing requirements (APFS, ATS, and new ARM64e instructions). Apple stopped signing iOS 7 years ago