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
![Installed Memory vs RAM Usable by Windows | Installed Memory,RAM Usable,Windows,Diagnose Problems with Installed Memory vs RAM Usable and Reported by Windows Installed Memory vs RAM Usable by Windows | Installed Memory,RAM Usable,Windows,Diagnose Problems with Installed Memory vs RAM Usable and Reported by Windows](https://archive.techplayboy.com/images/articles/Installed-Memory-RAM/Windows-Installed-Memory-RAM-Available.png)
Installed Memory vs RAM Usable by Windows | Installed Memory,RAM Usable,Windows,Diagnose Problems with Installed Memory vs RAM Usable and Reported by Windows
![How To Fix Usable Ram Less Than Installed Ram On Windows | Fix Less Usable Ram | 3 Best Method 2023 - YouTube How To Fix Usable Ram Less Than Installed Ram On Windows | Fix Less Usable Ram | 3 Best Method 2023 - YouTube](https://i.ytimg.com/vi/Du9yKYgMRz0/sddefault.jpg)
How To Fix Usable Ram Less Than Installed Ram On Windows | Fix Less Usable Ram | 3 Best Method 2023 - YouTube
![How To Fix Usable Ram Less Than Installed Ram On Windows | Fix Less Usable Ram | 3 Best Method 2023 - YouTube How To Fix Usable Ram Less Than Installed Ram On Windows | Fix Less Usable Ram | 3 Best Method 2023 - YouTube](https://i.ytimg.com/vi/Ap2IW5Ym5Fs/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLCU7cm81zin2WmpiY18sWcXZwnY_A)
How To Fix Usable Ram Less Than Installed Ram On Windows | Fix Less Usable Ram | 3 Best Method 2023 - YouTube
![Installed memory 2GB (1GB usable): Why can I only use 1GB of RAM? How can I make all 2GB useable? | Shit happens. Installed memory 2GB (1GB usable): Why can I only use 1GB of RAM? How can I make all 2GB useable? | Shit happens.](https://m3rilix.files.wordpress.com/2011/08/lol.png)
Installed memory 2GB (1GB usable): Why can I only use 1GB of RAM? How can I make all 2GB useable? | Shit happens.
![How To Fix Usable Ram Less Than Installed Ram On Windows | Fix Less Usable Ram | 3 Best Method 2023 - YouTube How To Fix Usable Ram Less Than Installed Ram On Windows | Fix Less Usable Ram | 3 Best Method 2023 - YouTube](https://i.ytimg.com/vi/X8pBtnaj7F8/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLCQA7cNj2iVTWYhio6yBPqQbb8sYQ)