http://bbcpak.com/2016/10/fix-3d-touch-iphone-6s-not-working/ Here i found a usefull article Iphone 6 and 6s Apple’s iPhone 6s and iPhone 6s Plus are the company’s most successful iPhone launch, with over 13 million sold in its first weekend of sales.
Many users who downloading the software update over wi-fi found their phones becoming completely useless. After installing the software, instead of their iPhone or iPad automatically turning back on with iOS,,,, Here I found a usefull article on IPhone IPad Can’t Update apps http://bbcpak.com/2016/09/fix-iphone-ipad-cant-update-apps/
In case if you don’t end up needing it for its intended purpose, one should know how to get back from an accidental boot into Safe Mode. Here i found a usefull article on how to turn of safety mode http://bbcpak.com/2016/09/turn-off-disable-safety-mode-samsung-galaxy-note-4/
It might happened to you and at that moment, you don’t understand what to do, yes, I am talking about when your iPhone is on, but the screen is black. You are really surprised that your iPhone is ringing but it’s not possible for you to answer the call. Here is a solution of your problem http://bbcpak.com/2016/09/fix-iphone-screen-went-black-out-phone-still-working/