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PLAY Smart Android 9.0 Allwinner H6 Cortex-A53 Quad Core 64 Bit 4GB RAM/64GB ROM 2.4G WiFi Support TF Card H.265 Decoding 6K Set - Walmart.com
I have 4GB RAM installed in my computer but it says that only 2.45 GB is usable. I want to use whole of 4GB of RAM. How can I do it? - Quora
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