iphone 7 bootloop stuck during update ios 11.1 ,update failed error 4013 itunes

Mobile solutions This video is specially made for those who wanted update their iphone 7 ios 11.0.2 to 11.0.3 but unfortunately they got failed during update and restore phone got in different conditions.that are described below. iphone stuck on apple logo,crashed phone,restarting repeatedly,only showing itunes logo with usb,no no network and no service after full update. Now i am going to show you how to deal with these problems first of download 3u tools and download 11.0.1 versin for your phone and flash it.if your phone still making any problem so follow this video step by step to solve iphone 7 problems.. Please make sure how to install and replace this item,it is not that easy work for someone who has not experience,technical skill in dissassembly and assembly phones. Highly recommended prefessional installation,use professional tools for replacement,we'll not responsible for any damage that may casued by incorrect installation/operation. we are experienced in this field,if you have any difficulty with replacement,please let us know we will teach you how to make it work. for more help and details like our faceboot page https://www.facebook.com/loyalislam80