SFCACHE File Documentation
Overview
Feature | Value |
---|---|
File Extension | .sfcache |
Full Name | ReadyBoost Cache File |
Developed By | Microsoft Corporation |
Type of Format | Disk Cache File |
Primarily Associated With | Microsoft Windows ReadyBoost |
File Signature (Hex) | 0xE1 |
File System Integration | NTFS, FAT32, exFAT |
Usage | Speeding up system performance |
Operating System | Windows Vista, Windows 7, Windows 8, Windows 10 |
Encryption | Supported |
Maximum Supported Size | Up to 256 GB per device |
Compression | Implemented |
Partition Type | Primary |
Reusability | Yes |
File Location | %windir%prefetchReadyBoost.sfcache |
Backup | Not necessary (cache file) |
Editable | No |
Deletion | Safe to delete (will reset cache) |
Recovery | Generally not needed |
Accessibility | Through Windows Disk Management |
Specific Tools for Management | Windows Performance Monitor, ReadyBoost tab |
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