: Windows Defender or third-party antivirus software may intercept the installation package, misidentifying it as a threat.
Ensure iTunes is updated, as 3uTools relies on Apple's drivers to communicate with the device. If the validation fails while downloading firmware: 3utools installation package validation failed
Many users find success using as an alternative installer. : Windows Defender or third-party antivirus software may
Check for the latest version of 3uTools to ensure it supports your current iOS version. 3utools installation package validation failed