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Horizontal line on top and bottom for my MacBook Pro 15 2017

Early today I was using my mac without any issues but after few hours on it I discovered an horizontal line on top and bottom of my screen. Don’t know what has happened

Posted on Dec 22, 2019 11:29 AM

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Question marked as Best reply

Posted on Dec 22, 2019 11:38 AM

tamuno-opubo wrote:

Early today I was using my mac without any issues but after few hours on it I discovered an horizontal line on top and bottom of my screen. Don’t know what has happened


Is this a persistent issue now? This is not clear.


Intermittent issue—Try resetting NVRAM/PRAM http://support.apple.com/kb/ht1379


You can try running the Diagnostic/AHT http://support.apple.com/kb/HT1509


In or out of warranty you can get a free over the counter 'Apple Service Diagnostics' test /assessment

Make an appointment for a "hardware issue"—

https://www.apple.com/retail/geniusbar/

2 replies
Question marked as Best reply

Dec 22, 2019 11:38 AM in response to tamuno-opubo

tamuno-opubo wrote:

Early today I was using my mac without any issues but after few hours on it I discovered an horizontal line on top and bottom of my screen. Don’t know what has happened


Is this a persistent issue now? This is not clear.


Intermittent issue—Try resetting NVRAM/PRAM http://support.apple.com/kb/ht1379


You can try running the Diagnostic/AHT http://support.apple.com/kb/HT1509


In or out of warranty you can get a free over the counter 'Apple Service Diagnostics' test /assessment

Make an appointment for a "hardware issue"—

https://www.apple.com/retail/geniusbar/

Horizontal line on top and bottom for my MacBook Pro 15 2017

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