File Extension Library

.SFCACHE File Extension

  • Developer by: Microsoft
  • Category: System Files

What are .SFCACHE files and how to open them?

Can't open .SFCACHE file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .SFCACHE file.

What is a .SFCACHE file extension?

.SFCACHE file extension is created by Microsoft. .SFCACHE has been classified as System Files.

.SFCACHE is ReadyBoost Cache File

An SFCACHE file is a cache file used by Windows Vista and 7 that may be created on a flash memory device. It adds additional memory that Windows may access as virtual RAM, which may help improve system performance.

ReadyBoost can be enabled by right-clicking the icon of a flash memory device and selecting "Properties." Then click the ReadyBoost tab and check "Use this device." This will create a temporary file named "ReadyBoost.sfcache" on the flash disk.

List of all softwares that can open the ReadyBoost Cache File
Microsoft Windows

How to fix problems with .SFCACHE files

  1. You need to update the application that you normally use to open .SFCACHE files. Only the latest version of the software supports the current .SFCACHE file format
  2. You need to check the .SFCACHE file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)