RAM problem, Installed RAM at 8 GB on the second slot similar in the first slot

RAM problem

Installed RAM at 8 GB on the second slot similar in the first slot

RAM problem,

Installed RAM at 8 GB on the second slot similar in the first slot.

When you start the computer, it shows that 16 GB of RAM is installed, but only 8 GB is available.

Tell me how to deal with this, Windows 7 home system

RAM problem

Installed RAM at 8 GB on the second slot similar in the first slot

if you have a home base max 8gb if premium then it should be 16 or better reinstall Windows for 7 max

RAM problem

Installed RAM at 8 GB on the second slot similar in the first slot

I hope Windows x64? It is necessary to watch the manual on the motherboard, how to arrange memory, timings, etc.