On the beech acer aspire es15 installed two four gigabytes of RAM, a total of eight. Why Task Manager can't see one card?
Answer from: Igor Savin:
Power engineer by profession. Linguist, psychologist, translator by interest....
I'm afraid to ask a stupid question - what system you have? If you have X32 (aka X86) it doesn't see more than 4GB of memory by default. For a system to see more than 4GB you need to have an x64 system.