Security vulnerabilities. Jailbreaking your device eliminates security layers designed to protect your personal information and your iOS device.

Instability. Unauthorized modifications can cause frequent and unexpected crashes of the device, crashes and freezes of built-in apps and third-party apps, and loss of data.

Shortened battery life. Hacked software can cause an accelerated battery drain that shortens the operation of iPhone on a single battery charge.

Unreliable voice and data. Unauthorized modifications can cause dropped calls, slow or unreliable data connections, and delayed or inaccurate location data.