Windows 11 Paging File Size [top] -

It’s a hidden system file on your drive that Windows uses as virtual memory. When your RAM gets full, less-used data gets moved to the paging file to free up physical memory.

The paging file (pagefile.sys) is one of Windows 11’s most misunderstood performance features. Set it wrong, and you could waste SSD space or cause system instability. Here’s how to get it right. windows 11 paging file size

Windows 11 automatically manages the paging file size. The initial size equals your RAM size, and the maximum is 3× your RAM (for crash dumps). 👉 Recommended: Leave it on “Automatically manage” unless you have a reason not to. It’s a hidden system file on your drive