May 23, 2021 DOS Command learning manual
Provides management of extended memory so that applications can use it as if they were using regular memory.
A common use is in .sys config
device=c:\dos\himem.sys
device=c:\dos\emm386.exe ram
Set the amount of DMA memory to 64K
Noems provides access to upper memory but not extended memory.
It should be noted that it is best not to use it in windows, because windows themselves have the ability to manage extended memory
The program. T he manager in windows should be used.