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# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

.SFCACHE File Extension

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ReadyBoost Cache File Icon
File TypeReadyBoost Cache File
DeveloperMicrosoft
Popularity
4.0 (43 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategorySystem Files
File Format Description

Cache file used by Windows Vista and 7 that may be created on a flash memory device; 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.

Program(s) that open .SFCACHE files
Updated 8/3/2010