iPhone X stuck on the Apple logo with 4013 error code is a common issue that can be happened in different situations including the issue of the operating system & hardware. Today's case issue was caused by the issue of the front camera flex cable & speaker flex cable. Let's take look at how REWA troubleshoot and fix it! Still not master the repair skill, start learning the REWA academy iPhone logic board course of repair case today and power your repair business! https://bit.ly/2BLMOLT Whole tro