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pjny

macrumors 6502a
Original poster
Feb 18, 2010
798
159
Hi,

I just had a weird experience with Macbook 12 2015 after installing Sierra yesterday. Today the keyboard would not work(during login and when fully booted) and after resetting PRAM and SMC it would work temporarily.

I kept on reset PRAM and it now works. Not sure why it happened but I am dreading it happening again if it is a hardware issue.

Has this happened to anyone? Apart from some weird random red horizontal lines that pop up here and there I have had no issues with Macbook 12 for the last year of bliss.

I just want to isolate it to see if it is Sierra or hardware issue. I have Applecare.

Thanks.
 
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