Windows 11/10 may show that the usable memory may be less than the installed memory (RAM)! The indicative Usable memory is a calculated amount of the total physical memory minus “hardware ...

Windows 10 will run on a vanishingly small amount of system RAM, if you engage in some trickery, and don’t mind that the operating system isn’t actually usable running in this state.

How to check .NET Framework version on Windows 10 and 11; How to show or hide desktop icons on Windows 11; ... If the usable system memory is less than the total amount, ...