Since Windows 10 not all of my RAM is usable. Solved - Windows 10 Forums
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Windows 10 using 4GB reserved RAM - Microsoft Community
Windows 10 - [SOLVED] 10gb of ram and only 1.5 is usable. | Windows Forum
looking for a way to maximize usable RAM - Microsoft Community
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10 is a bit slow on my 4gb ram pc.. - Windows 10 Forums
Windows 10 Home 64 bit only recognizes 4GB of RAM
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