Answer to: How do I upgrade my ram to 8GB? without computer freezing?GENTS, Got it to work. Microcenter send me the wrong memory. Got the memory stick directly from crucial and it worked perfectly. So 2 x 4 works fine make sure you get the right memory.
Answer to: How do I upgrade my ram to 8GB? without computer freezing?i am having the same issue. Stepehen did u fix the issue? Update: my mac book will not even boot with 2 4x4 gb crucial memory and supported by mb, but it will boot with the old 2gb and 1X4b