How To Fully Use RAM? How To Unlock Full RAM? Is 4GB RAM Enough For Windows? Is your PC or Laptop not using full of RAM installed in it? No Problem, Some simple steps will solve the problem, and you can enjoy fully installed RAM and speed. For a detailed step-by-step tutorial with pictures, please visit our new blog post " How to fully use RAM in windows ". 1. First, "Right Click" on My Computer and go to "Properties" to see how much RAM your PC uses. Every PC has a different setting. If you use 4GB of RAM, it should use full of RAM. To check whatever RAM your PC uses, you must check it first. To do so, please follow the steps above, like the picture below- 2. You can see the amount of used "RAM." In the picture below, you can see the amount of used RAM. This example shows that the amount of installed RAM is 4GB and that particular PC uses 2.93GB as usable. The question here is why that PC uses less amount of RAM installed. The an...