Abhishek007ak wrote:
there is showing a red vertical line in my MacBook Pro how to fix it or what the cause of line in my Mac after restarting many time it showing same red line
vertical red line or horizontal red line...
I might suspect a hardware failure—
Vertical artifacts are almost always a problem with the display itself
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"
Genius Bar Reservation and Apple Support Options - Apple
Outside the USA
Contact Apple for support and service - Apple Support