i have a laptop with 4gb memory install but only shows 2gb in Bios and when u remove one stick which is 2gb the laptop does no

erickreggie

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May 2, 2015
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I have a laptop with 4gb memory install but only shows 2gb in Bios.
When I remove one memory stick which is 2Gb it does not startup andonly works when the two sticks which is 4gb is installed.