Horizontal lines on iPhone 13 display after software update

(1) Try and Force Restart your iPhone EXACTLY as shown below and see whether that resolves the issue:

• Press and quickly release Volume UP button
• Press and quickly release Volume DOWN button
• Press and Hold the SIDE button until an Apple logo appears and then release the Side button (Can take up to 20 seconds. (DO NOT release Side Button when invited to Slide Power OFF). 

(2)  If that does not help, then contact 👉 Official Apple Support OR you can always get your iPhone examined at the Apple Store 👉 Genius Bar Reservation and Apple Support Options or at an Authorized Service Center for further diagnosis and evaluation.

Axel F.

tadi7943 Said:

"Horizontal lines on iPhone 13 display after software update: I have updated my iphone 13 software and my display is having horizontal lines with what is the solution to get my iphone 13 to normal"

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Fixing Horizontal Lines After an Update:

Get Out of a Boot Loop:

Your iPhone can at times be stuck in a Boot Loop. This typically occurs when you go about installing an update, and it stalls while in the process. Go here and see if you need to perform this once more, for a successful update. How to Fix an iPhone in a Boot Loop - User Tip