Apple stopped the iOS 11.4 sign, preventing downgrading to lower versions
Apple has officially signed off the 11.4 iOS version to prevent users from downgrading their devices to lower iOS version. Apple yesterday released iOS 12 Beta 4 updates for iPhone, iPad, and iPod touch devices, along with stopping all versions of iOS 11.4, including Beta 1, Beta 2. , 3, … to avoid users …