IPHONE X IOS 11.2.6
HOW TO RESTORE IPHONE X
On your iPhone X, press and then quickly release the Volume Up button. Press and then quickly release the Volume Down button. Then press and hold down the Side button. You’ll see the screen with the “slide to power off” option. But don’t do anything. Continue to hold down the Side button. The screen will go black, show the Apple logo, and finally display the Connect to iTunes graphic. Now you can release the Side button
Connect Your iPhone X to iTunes