WHAT IS A SWAP FILE? Whenever the system's memory is low, a swap file is a system file that creates temporary storage space on a solid-state drive or hard disk. By switching some RAM storage from an idle program, the file makes room in memory for other programs. Let's...

What Is a Swap File? When the system's memory is low, a swap file is a system file that generates temporary storage space on a solid-state drive or hard disk. The file frees up memory for other programs by swapping a portion of RAM storage from an inactive program....