iphone not turning on

JillianJuergensen Said:

"iphone not turning on: iphone x apple logo flashing, phone won't turn on"

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Stuck in a Boot Loop:

Was your iPhone updating when this occurred? If so, it may be stuck in a boot loop. So refer to the following: How to Fix an iPhone in a Boot Loop - User Tip

If your iPhone, iPad, or iPod touch won't turn on or is frozen - Apple Support