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System File Checker

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System File Checker in Windows Vista and later Windows operating systems can scan specified files. Also, scans can be performed against an offline Windows installation folder to replace corrupt files, in case the Windows installation is not bootable. For performing offline scans, System File Checker
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as a GUI utility. It offered scanning and restoration of corrupted system files by matching the version number against a database containing the original version number of the files in a fresh Windows 98 installation. This method of file protection was basic. It determined system files by
262:) was reimplemented as a more robust command-line utility that integrated with WFP. Unlike the Windows 98 SFC utility, the new utility forces a scan of protected system files using Windows File Protection and allows the immediate silent restoration of system files from the 319:). If the file is not in the DLL Cache or the DLL Cache is corrupted, the user will be prompted to insert the Windows installation media or provide the network installation path. System File Checker determines the Windows installation source path from the registry values 353:" (DISM) for Windows 10, Windows 8.1, Windows 8, Windows Server 2012 R2 or Windows Server 2012. This tool checks the store against its own payload and repairs the corruptions that it detects by downloading required files through Windows update. 1959: 349:
In cases where the component store is corrupted, the "System Update Readiness tool" (CheckSUR) can be installed on Windows 7, Windows Vista, Windows Server 2008 R2 or Windows Server 2008, replaced by "
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The System File Checker component included with versions of Windows 2000 earlier than Service Pack 4 overrode patches distributed by Microsoft; this was rectified in Windows 2000 Service Pack 4.
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must be run from another working installation of Windows Vista or a later operating system or from the Windows setup DVD or a recovery drive which gives access to the
1748: 616:"System File Checker does not accept a network location that contains the installer CD when you use the scannow switch in Windows XP SP2 or in Windows Server 2003" 2675: 244:. It was able to restore files from the installation media or a source specified by the user. Windows 98 did not offer real-time system file protection beyond 690: 350: 2690: 2855: 1932: 813: 781: 394:
You do not need to hack the Registry to change the WFP settings. A command-line utility comes with Windows Server 2003 to set these values. Called the
2512: 1492: 224:, Microsoft has since implemented a number of security measures to protect system files from malicious attacks, corruptions, or problems such as 668: 3546: 1925: 1838: 737: 186:. If any changes are detected to a protected system file, the modified file is restored from a cached copy located in a compressed folder at 3675: 1948: 2925: 2565: 2149: 1984: 3097: 3006: 2522: 2154: 1446: 760: 642:"You are prompted to insert a Windows XP SP2 CD when you try to run the System File Checker tool on a Windows XP SP2-based computer" 381: 505: 527: 3701: 2845: 2825: 2788: 2750: 2735: 3591: 3173: 2700: 1743: 1466: 806: 2715: 334:(ACLs), and if it finds a problem, it will attempt to replace the problematic files from the Windows Side-by-side Backup ( 3556: 3425: 3112: 3102: 2976: 2880: 2740: 2097: 2052: 1572: 343: 327:. It may keep prompting for the installation media even if the user supplies it if these values are not correctly set. 3706: 3664: 3032: 2991: 2890: 2745: 2542: 2257: 2207: 1883: 1487: 1069: 776: 193: 165: 98: 615: 653: 557: 468: 3254: 3134: 2840: 2339: 1979: 1972: 1967: 3696: 3586: 3551: 2981: 2971: 2910: 2820: 2710: 2680: 2329: 2027: 1612: 1607: 1547: 799: 2951: 2895: 2875: 2720: 2489: 2374: 501: 2264: 3536: 3531: 3375: 3370: 3330: 3290: 3240: 2986: 2730: 2725: 2600: 2575: 2537: 2507: 2457: 2269: 2192: 2117: 2037: 2012: 179: 3516: 3480: 3092: 3077: 2835: 2793: 2685: 2615: 2532: 2517: 2112: 1461: 1200: 918: 825: 432: 274: 3645: 3465: 3410: 3350: 3335: 3144: 2815: 2770: 2627: 2580: 1906: 1411: 1033: 1028: 1023: 1018: 749:
Windows Administration at the Command Line for Windows Vista, Windows 2003, Windows XP, and Windows 2000
204:. Permission for full access to modify WRP-protected resources is restricted to the processes using the 3630: 3625: 3470: 3440: 3405: 3295: 3001: 2996: 2900: 2850: 2808: 2778: 2665: 2252: 2217: 2164: 2102: 1901: 1896: 1794: 1562: 1312: 1302: 1205: 84: 3571: 3430: 3385: 3360: 3315: 3261: 3060: 2915: 2798: 2247: 2232: 2172: 2062: 1471: 1416: 923: 791: 676: 331: 197: 87: 67: 3576: 3526: 3300: 3219: 3205: 3124: 2830: 2670: 2637: 2610: 2605: 2279: 2182: 2177: 2077: 1398: 1388: 1139: 3640: 3566: 3521: 3420: 3415: 3390: 3345: 3310: 3180: 2484: 2294: 2127: 1663: 1064: 981: 970: 822: 756: 752: 733: 729: 377: 176:
can be used to check specific folder paths, including the Windows folder and the boot folder.
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If it finds a problem, it will attempt to replace the problematic files from the DLL Cache (
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Due to problems with Windows applications being able to overwrite system files in
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Description of Windows XP and Windows Server 2003 System File Checker (Sfc.exe)
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In Windows NT-based operating systems, System File Checker can be invoked via
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Use the System File Checker tool to repair missing or corrupted system files
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introduced real-time file protection, called Windows File Protection (WFP).
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that allows users to scan for and restore corrupted Windows system files.
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keys and folders as well as critical system files. Under Windows Vista,
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Boswell, William (2003). "Using the System File Checker, SFC".
182:(WFP) works by registering for notification of file changes in 3047: 2379: 2349: 2274: 248:; therefore, no preventive or reactive measure was available. 212:). Administrators no longer have full rights to system files. 669:"Run System File Checker Tool to Repair Windows 10/8/7 files" 492:"Answer Line: Windows 98 Utilities Missing in Windows Me?" 277:(SFP). Similar to WFP, SFP offered real-time protection. 330:
In Windows Vista and onwards, files are protected using
558:"The SFC /SCANNOW Command May Overwrite Hotfix Files" 457:"Description of the Windows File Protection Feature" 297:(with Admin privilege), with the following command: 3614: 3509: 3278: 3197: 3190: 3163: 3046: 3020: 2944: 2769: 2636: 2551: 2498: 2398: 2163: 1993: 1821: 1793: 1757: 1621: 1480: 1397: 1346: 1265: 1229: 1163: 1052: 1011: 901: 864: 308: 301: 93: 78: 66: 54: 36: 24: 402:directory files if files are accidentally deleted. 338:). However, the above command has not changed. 258:In addition, the System File Checker utility ( 1933: 807: 415:"MS-DOS and Windows command line SFC command" 251:All Windows NT-based operating systems since 8: 351:Deployment Image Service and Management Tool 231:System File Checker was first introduced on 19: 398:, or SFC, the utility can also rebuild the 3670: 3194: 1940: 1926: 1918: 814: 800: 792: 18: 164:, System File Checker is integrated with 528:"System File Protection and Windows Me" 362: 726:Windows 2000 Commands Pocket Reference 656:from the original on February 7, 2007. 592:"SFC - System File CheckerWindows CMD" 490:Spector, Lincoln (February 14, 2001). 433:"Protected Resource List - Win32 apps" 3547:Next-Generation Secure Computing Base 471:from the original on October 20, 2004 7: 426: 424: 2676:Distributed Transaction Coordinator 148:and all subsequent versions of the 3007:User Interface Privilege Isolation 626:. January 13, 2005. Archived from 568:. October 30, 2006. Archived from 534:. December 4, 2011. Archived from 140:Microsoft ships this utility with 14: 206:Windows Modules Installer service 3669: 3659: 3658: 675:. Self Published. Archived from 152:family of operating systems. In 2736:Remote Differential Compression 3592:Windows System Assessment Tool 376:. Inside Series. p. 860. 266:folder or installation media. 1: 667:kumar, Rohit (26 July 2016). 2881:Open XML Paper Specification 2741:Remote Installation Services 1949:Microsoft Windows components 344:Windows Recovery Environment 3033:Windows Subsystem for Linux 2992:Mandatory Integrity Control 2746:Windows Deployment Services 2543:Wireless Zero Configuration 194:Windows Resource Protection 166:Windows Resource Protection 16:Windows system file utility 3723: 3135:Universal Windows Platform 2841:Kernel Transaction Manager 2826:Hardware Abstraction Layer 2523:Multimedia Class Scheduler 747:John Paul Mueller (2007). 373:Inside Windows Server 2003 317:%WinDir%\System32\dllcache 273:, as it was replaced with 188:%WinDir%\System32\dllcache 3654: 3587:Windows Services for UNIX 2972:Data Execution Prevention 2821:Graphics Device Interface 2711:Network Access Protection 2330:Remote Desktop Connection 1955: 1892: 836: 431:stevewhims (2021-01-07). 2952:Security and Maintenance 2896:Security Account Manager 2490:Windows XP visual styles 3537:Media Control Interface 3371:Help and Support Center 2987:Kernel Patch Protection 2751:System Resource Manager 2731:Remote Desktop Services 2726:Print Services for UNIX 2508:Service Control Manager 2118:Windows Error Reporting 2038:DirectX Diagnostic Tool 180:Windows File Protection 3702:Windows administration 3517:Desktop Cleanup Wizard 3093:COM Structured storage 2794:Desktop Window Manager 2686:Windows Media Services 865:File system navigation 724:Frisch, Æleen (2001). 679:on September 11, 2016. 336:%WinDir%\WinSxS\Backup 295:Windows Command Prompt 275:System File Protection 269:SFC did not appear on 202:%WinDir%\WinSxS\Backup 168:(WRP), which protects 42:; 26 years ago 3145:Windows Mixed Reality 2816:Enhanced Write Filter 2666:Roaming user profiles 1907:Windows Support Tools 1902:Environment variables 753:John Wiley & Sons 467:. December 15, 2003. 325:ServicePackSourcePath 3426:Mobile Device Center 3376:Health & Fitness 3174:Solitaire Collection 3002:User Account Control 2997:Protected Media Path 2901:Server Message Block 2851:Logical Disk Manager 2103:System Policy Editor 2088:System Configuration 1897:List of DOS commands 1795:Software development 1622:Maintenance and care 777:sfc | Microsoft Docs 630:on January 16, 2007. 572:on November 16, 2006 332:access control lists 304:(to repair problems) 210:TrustedInstaller.exe 198:access control lists 3572:Virtual DOS machine 2916:System Idle Process 2891:Resource Protection 2799:Portable Executable 2691:Active DRM Services 2093:System File Checker 2063:Performance Monitor 437:learn.microsoft.com 396:System File Checker 122:System File Checker 88:commercial software 21: 3707:Windows components 3577:Windows on Windows 3301:Backup and Restore 3113:Transaction Server 2831:I/O request packet 2671:Folder redirection 2340:Speech Recognition 2098:System Information 2053:Management Console 851:Windows PowerShell 701:. January 22, 2017 128:) is a utility in 40:June 25, 1998 3684: 3683: 3610: 3609: 3567:Video for Windows 3522:Games for Windows 3391:Internet Explorer 2485:Windows Spotlight 2128:Windows Installer 1915: 1914: 739:978-0-596-00148-3 130:Microsoft Windows 119: 118: 111:/windows-commands 61:Microsoft Windows 3714: 3697:Windows commands 3673: 3672: 3662: 3661: 3582:Windows SideShow 3361:Food & Drink 3255:Spider Solitaire 3195: 3088:ActiveX Document 3056:Active Scripting 3012:Windows Firewall 2967:Credential Guard 2646:Active Directory 2443:Indexing Service 2073:Resource Monitor 2068:Recovery Console 1942: 1935: 1928: 1919: 1266:User environment 856:Recovery Console 816: 809: 802: 793: 766: 743: 711: 710: 708: 706: 687: 681: 680: 664: 658: 657: 652:. July 5, 2005. 638: 632: 631: 612: 606: 605: 603: 602: 588: 582: 581: 579: 577: 554: 548: 547: 545: 543: 538:on June 22, 2004 524: 518: 517: 515: 513: 504:. 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2949: 2947: 2943: 2937: 2934: 2932: 2929: 2927: 2924: 2922: 2919: 2917: 2914: 2912: 2909: 2907: 2904: 2902: 2899: 2897: 2894: 2892: 2889: 2887: 2884: 2882: 2879: 2877: 2874: 2872: 2869: 2867: 2864: 2862: 2859: 2857: 2854: 2852: 2849: 2847: 2846:Library files 2844: 2842: 2839: 2837: 2834: 2832: 2829: 2827: 2824: 2822: 2819: 2817: 2814: 2810: 2807: 2805: 2802: 2801: 2800: 2797: 2795: 2792: 2790: 2787: 2785: 2782: 2780: 2777: 2776: 2774: 2772: 2768: 2762: 2759: 2757: 2754: 2752: 2749: 2747: 2744: 2742: 2739: 2737: 2734: 2732: 2729: 2727: 2724: 2722: 2719: 2717: 2714: 2712: 2709: 2707: 2704: 2702: 2699: 2697: 2694: 2692: 2689: 2687: 2684: 2682: 2679: 2677: 2674: 2672: 2669: 2667: 2664: 2662: 2659: 2657: 2654: 2652: 2649: 2647: 2644: 2643: 2641: 2639: 2635: 2629: 2626: 2624: 2621: 2617: 2614: 2612: 2609: 2607: 2606:Reparse point 2604: 2602: 2599: 2597: 2594: 2592: 2589: 2588: 2587: 2584: 2582: 2579: 2577: 2574: 2572: 2569: 2567: 2564: 2562: 2559: 2558: 2556: 2554: 2550: 2544: 2541: 2539: 2536: 2534: 2531: 2529: 2526: 2524: 2521: 2519: 2516: 2514: 2511: 2509: 2506: 2505: 2503: 2501: 2497: 2491: 2488: 2486: 2483: 2481: 2478: 2476: 2473: 2471: 2468: 2464: 2461: 2459: 2456: 2454: 2451: 2449: 2446: 2444: 2441: 2440: 2439: 2436: 2434: 2431: 2429: 2426: 2424: 2421: 2419: 2416: 2414: 2411: 2409: 2408:Action Center 2406: 2405: 2403: 2401: 2397: 2391: 2388: 2386: 2383: 2381: 2378: 2376: 2373: 2371: 2368: 2366: 2363: 2361: 2358: 2356: 2353: 2351: 2348: 2346: 2343: 2341: 2338: 2336: 2335:Snipping Tool 2333: 2331: 2328: 2326: 2323: 2321: 2318: 2316: 2313: 2311: 2308: 2306: 2303: 2301: 2298: 2296: 2293: 2291: 2288: 2286: 2283: 2281: 2278: 2276: 2273: 2271: 2268: 2266: 2263: 2259: 2256: 2255: 2254: 2251: 2249: 2246: 2244: 2241: 2239: 2236: 2234: 2231: 2229: 2226: 2224: 2221: 2219: 2216: 2214: 2211: 2209: 2206: 2204: 2201: 2199: 2196: 2194: 2193:Character Map 2191: 2189: 2186: 2184: 2181: 2179: 2176: 2174: 2171: 2170: 2168: 2166: 2162: 2156: 2153: 2151: 2148: 2144: 2141: 2140: 2139: 2136: 2134: 2131: 2129: 2126: 2124: 2121: 2119: 2116: 2114: 2111: 2109: 2106: 2104: 2101: 2099: 2096: 2094: 2091: 2089: 2086: 2084: 2081: 2079: 2076: 2074: 2071: 2069: 2066: 2064: 2061: 2059: 2056: 2054: 2051: 2049: 2046: 2044: 2041: 2039: 2036: 2034: 2031: 2029: 2026: 2024: 2021: 2019: 2016: 2014: 2013:Control Panel 2011: 2009: 2006: 2004: 2003:App Installer 2001: 2000: 1998: 1992: 1986: 1983: 1981: 1978: 1974: 1971: 1969: 1966: 1965: 1964:Architecture 1963: 1961: 1958: 1957: 1954: 1950: 1943: 1938: 1936: 1931: 1929: 1924: 1923: 1920: 1908: 1905: 1903: 1900: 1898: 1895: 1894: 1891: 1885: 1882: 1880: 1877: 1875: 1872: 1870: 1867: 1865: 1862: 1860: 1857: 1855: 1852: 1850: 1847: 1845: 1842: 1840: 1837: 1835: 1832: 1830: 1827: 1826: 1824: 1822:Miscellaneous 1820: 1814: 1811: 1809: 1806: 1804: 1801: 1800: 1798: 1796: 1792: 1786: 1783: 1781: 1778: 1776: 1773: 1771: 1768: 1766: 1763: 1762: 1760: 1756: 1750: 1747: 1745: 1742: 1740: 1737: 1735: 1732: 1730: 1727: 1725: 1722: 1720: 1717: 1715: 1712: 1710: 1707: 1705: 1702: 1700: 1697: 1695: 1692: 1690: 1687: 1685: 1682: 1680: 1677: 1675: 1672: 1670: 1667: 1665: 1662: 1660: 1657: 1655: 1652: 1650: 1649:eventtriggers 1647: 1645: 1642: 1640: 1637: 1635: 1632: 1630: 1627: 1626: 1624: 1620: 1614: 1611: 1609: 1606: 1604: 1601: 1599: 1596: 1594: 1591: 1589: 1586: 1584: 1581: 1579: 1576: 1574: 1571: 1569: 1566: 1564: 1561: 1559: 1556: 1554: 1551: 1549: 1546: 1544: 1541: 1539: 1536: 1534: 1531: 1529: 1526: 1524: 1521: 1519: 1516: 1514: 1511: 1509: 1506: 1504: 1501: 1499: 1496: 1494: 1491: 1489: 1486: 1485: 1483: 1479: 1473: 1470: 1468: 1465: 1463: 1460: 1458: 1455: 1453: 1450: 1448: 1445: 1443: 1440: 1438: 1435: 1433: 1430: 1428: 1425: 1423: 1420: 1418: 1415: 1413: 1410: 1408: 1405: 1404: 1402: 1400: 1396: 1390: 1387: 1385: 1382: 1380: 1377: 1375: 1372: 1370: 1367: 1365: 1362: 1360: 1357: 1355: 1352: 1351: 1349: 1347:File contents 1345: 1339: 1336: 1334: 1331: 1329: 1326: 1324: 1321: 1319: 1316: 1314: 1311: 1309: 1306: 1304: 1301: 1299: 1296: 1294: 1291: 1289: 1286: 1284: 1281: 1279: 1276: 1274: 1271: 1270: 1268: 1264: 1258: 1255: 1253: 1250: 1248: 1245: 1243: 1240: 1238: 1235: 1234: 1232: 1228: 1222: 1219: 1217: 1214: 1212: 1209: 1207: 1204: 1202: 1199: 1197: 1194: 1192: 1189: 1187: 1184: 1182: 1179: 1177: 1174: 1172: 1169: 1168: 1166: 1162: 1156: 1153: 1151: 1148: 1146: 1143: 1141: 1138: 1136: 1133: 1131: 1128: 1126: 1123: 1121: 1118: 1116: 1113: 1111: 1108: 1106: 1103: 1101: 1098: 1096: 1093: 1091: 1088: 1086: 1083: 1081: 1078: 1076: 1073: 1071: 1068: 1066: 1063: 1061: 1058: 1057: 1055: 1051: 1045: 1042: 1040: 1037: 1035: 1032: 1030: 1027: 1025: 1022: 1020: 1017: 1016: 1014: 1010: 1004: 1001: 999: 996: 994: 991: 988: 985: 983: 980: 977: 974: 972: 969: 967: 964: 962: 959: 957: 954: 951: 948: 946: 943: 941: 938: 935: 932: 930: 927: 925: 922: 920: 917: 915: 912: 910: 907: 906: 904: 900: 894: 891: 889: 886: 884: 881: 879: 876: 873: 870: 869: 867: 863: 857: 854: 852: 849: 847: 844: 842: 839: 838: 835: 831: 828:programs and 827: 824: 817: 812: 810: 805: 803: 798: 797: 794: 788: 785: 783: 780: 778: 775: 774: 770: 764: 758: 754: 750: 745: 741: 735: 731: 727: 722: 721: 717: 700: 696: 692: 686: 683: 678: 674: 670: 663: 660: 655: 651: 647: 643: 637: 634: 629: 625: 621: 617: 611: 608: 597: 593: 587: 584: 571: 567: 563: 559: 553: 550: 537: 533: 529: 523: 520: 507: 503: 499: 498: 493: 486: 483: 470: 466: 462: 458: 452: 449: 438: 434: 427: 425: 421: 416: 410: 407: 403: 397: 385: 383:9780735711587 379: 375: 374: 366: 363: 356: 354: 352: 347: 345: 339: 333: 328: 306: 300: 299: 298: 296: 288: 286: 280: 278: 276: 272: 267: 265: 256: 254: 249: 247: 243: 239: 234: 229: 227: 223: 215: 213: 207: 199: 195: 191: 185: 181: 177: 171: 167: 163: 159: 155: 154:Windows Vista 151: 147: 143: 135: 133: 131: 127: 123: 114: 96: 92: 89: 86: 83: 81: 77: 74: 71: 69: 65: 62: 59: 57: 53: 39: 35: 32: 29: 27: 23: 3631:File Manager 3471:Photo Viewer 3406:Media Center 3366:Groove Music 3296:Address Book 3267: 3260: 3253: 3248:Purble Place 3246: 3239: 3232: 3225: 3218: 3213:Chess Titans 3211: 3204: 3191:Discontinued 3179: 3172: 2871:Ntoskrnl.exe 2779:Boot Manager 2771:Architecture 2661:Group Policy 2553:File systems 2453:Saved search 2360:Sticky Notes 2325:Quick Assist 2253:Media Player 2223:Feedback Hub 2218:Fax and Scan 2113:Task Manager 2092: 2043:Event Viewer 2023:Disk Cleanup 1693: 826:command-line 748: 725: 705:February 11, 703:. Retrieved 694: 685: 677:the original 672: 662: 645: 636: 628:the original 619: 610: 599:. Retrieved 595: 586: 574:. Retrieved 570:the original 561: 552: 540:. Retrieved 536:the original 522: 512:December 26, 510:. Retrieved 506:the original 495: 485: 473:. Retrieved 460: 451: 440:. Retrieved 436: 409: 395: 393: 387:. Retrieved 372: 365: 348: 340: 329: 314: 302:sfc /scannow 292: 284: 268: 263: 257: 253:Windows 2000 250: 230: 219: 205: 192: 178: 146:Windows 2000 139: 125: 121: 120: 26:Developer(s) 3646:Minesweeper 3615:Spun off to 3436:MSN Dial-up 3431:Movie Maker 3336:Diagnostics 3286:ActiveMovie 3028:COMMAND.COM 2906:Shadow Copy 2761:Server Core 2601:Mount Point 2528:Shadow Copy 2123:Windows Ink 1674:pnpunattend 1644:eventcreate 1639:driverquery 1598:ssh-keyscan 841:COMMAND.COM 576:February 1, 311:(no repair) 85:Proprietary 3691:Categories 3626:DVD Player 3441:NetMeeting 3341:DriveSpace 3206:3D Pinball 2706:SharePoint 2470:Start menu 2315:Phone Link 2178:Calculator 2133:PowerShell 1994:Management 1704:systeminfo 1593:ssh-keygen 1481:Networking 1125:manage-bde 1095:diskshadow 601:2023-09-12 542:August 28, 475:August 28, 442:2024-03-15 389:2017-07-23 357:References 321:SourcePath 271:Windows ME 233:Windows 98 222:Windows 95 162:Windows 10 150:Windows NT 142:Windows 98 101:.microsoft 47:1998-06-25 3421:Messenger 3416:Messaging 3346:DVD Maker 3316:CD Player 3311:CardSpace 3262:Solitaire 2962:BitLocker 2957:AppLocker 2591:Hard link 2480:Task View 2458:Namespace 2428:ClearType 2248:Messaging 2233:Magnifier 2198:Clipchamp 2173:3D Viewer 1879:tpmvscmgr 1588:ssh-agent 1493:bitsadmin 1399:Scripting 1164:Processes 1012:Archiving 966:openfiles 699:Microsoft 673:Craxworld 650:Microsoft 624:Microsoft 566:Microsoft 532:Microsoft 465:Microsoft 242:file path 158:Windows 7 31:Microsoft 3665:Category 3542:MS-DOS 7 3527:ScanDisk 3446:NTBackup 3326:Contacts 3306:Cardfile 3241:Hold 'Em 3220:FreeCell 3066:VBScript 2977:Defender 2945:Security 2931:Winlogon 2886:Registry 2500:Services 2433:Explorer 2418:AutoPlay 2305:Paint 3D 2290:OneDrive 2280:Narrator 2228:Get Help 2183:Calendar 2078:Settings 2048:IExpress 1854:gpupdate 1849:gpresult 1775:bootsect 1734:wevtutil 1714:typeperf 1709:tracerpt 1699:sxstrace 1684:REAgentC 1669:ntbackup 1634:dispdiag 1629:auditpol 1543:PathPing 1538:nslookup 1513:ipconfig 1508:hostname 1437:forfiles 1288:graftabl 1257:regsvr32 1230:Registry 1221:tasklist 1216:taskkill 1206:shutdown 1201:schtasks 1186:powercfg 1155:vssadmin 1140:scandisk 1130:refsutil 1100:drvspace 1090:diskraid 1085:diskpart 1080:diskcopy 1075:diskcomp 1024:extrac32 993:robocopy 978:(rename) 730:O'Reilly 654:Archived 596:SS64.com 497:PC World 469:Archived 400:D11Cache 264:DLLCache 226:DLL Hell 184:Winlogon 170:registry 136:Overview 3641:Mahjong 3562:Interix 3496:WinHelp 3396:Journal 3386:Imaging 3234:InkBall 3120:DirectX 3083:ActiveX 3071:JScript 2784:Console 2756:Hyper-V 2651:Domains 2475:Taskbar 2448:IFilter 2423:AutoRun 2385:WordPad 2380:Weather 2295:OneNote 2285:Notepad 2208:Cortana 2083:Sysprep 1874:tpmtool 1808:exe2bin 1780:fixboot 1770:bootcfg 1765:bcdedit 1739:winmgmt 1729:wecutil 1724:WBAdmin 1679:pnputil 1664:msiexec 1659:mofcomp 1603:tracert 1583:ssh-add 1553:rpcping 1533:netstat 1518:nbtstat 1472:timeout 1417:cscript 1379:findstr 1065:convert 1034:makecab 1029:extract 998:takeown 982:replace 971:recover 940:deltree 936:(erase) 924:compact 874:(chdir) 823:Windows 695:Support 646:Support 620:Support 562:Support 461:Support 260:sfc.exe 216:History 174:sfc.exe 94:Website 80:License 45: ( 3674:  3663:  3636:Hover! 3510:Others 3491:Travel 3486:Syskey 3269:Tinker 3227:Hearts 3155:WinUSB 3140:WinAPI 3125:Native 2936:WinUSB 2861:MinWin 2638:Server 2438:Search 2350:Sports 2320:Photos 2310:People 2188:Camera 1869:pentnt 1864:MSCDEX 1813:QBasic 1785:fixmbr 1744:winsat 1654:logman 1568:setspn 1503:getmac 1462:prompt 1422:doskey 1407:choice 1338:whoami 1308:setver 1278:cmdkey 1252:regini 1115:fsutil 1110:format 1070:defrag 1060:chkdsk 1019:expand 956:mklink 945:icacls 919:cipher 909:attrib 759:  736:  380:  281:Issues 105:/en-us 3602:WinFS 3501:Write 3198:Games 3165:Games 3038:WoW64 2866:NTLDR 2856:LSASS 2789:CSRSS 2596:links 2571:exFAT 2400:Shell 2365:Store 2355:Start 2345:Skype 2300:Paint 2275:Money 2203:Clock 2150:WinRE 2058:Netsh 1996:tools 1985:Games 1844:dpath 1829:break 1803:debug 1719:w32tm 1689:relog 1613:winrs 1608:winrm 1558:route 1528:netsh 1457:pause 1384:print 1364:edlin 1333:where 1323:title 1242:ftype 1237:assoc 1211:start 1191:runas 1135:subst 1120:label 1105:fdisk 1003:xcopy 987:rmdir 950:mkdir 914:cacls 888:pushd 289:Usage 3676:List 3557:HPFS 3321:Chat 3279:Apps 3181:Surf 3130:.NET 3098:DCOM 2926:WHEA 2921:USER 2911:SMSS 2701:WSUS 2681:MSMQ 2623:ReFS 2586:NTFS 2561:CDFS 2518:CLFS 2513:BITS 2413:Aero 2390:Xbox 2370:Tips 2258:2022 2243:Maps 2238:Mail 2213:Edge 2165:Apps 1960:APIs 1859:help 1839:dism 1749:wmic 1573:sftp 1548:ping 1498:curl 1452:more 1442:goto 1427:echo 1412:clip 1389:type 1374:find 1359:edit 1354:comp 1318:time 1313:setx 1298:path 1293:mode 1283:date 1273:chcp 1181:kill 1176:exit 989:(rd) 961:move 952:(md) 929:copy 893:tree 883:popd 757:ISBN 734:ISBN 707:2017 578:2010 544:2006 514:2011 477:2006 378:ISBN 323:and 240:and 160:and 113:/sfc 103:.com 99:docs 68:Type 3456:Pay 3356:Fax 3103:OLE 3078:COM 3061:WSH 3048:API 2809:DLL 2804:EXE 2716:PWS 2696:IIS 2656:DNS 2628:UDF 2616:EFS 2611:TxF 2581:FAT 2576:IFS 2566:DFS 2155:WMI 1884:wsl 1834:cls 1694:sfc 1578:ssh 1563:scp 1523:net 1488:arp 1467:rem 1432:for 1328:ver 1303:set 1247:reg 1150:vol 1145:sys 1044:tar 1039:pax 976:ren 934:del 878:dir 502:IDG 307:or 126:SFC 20:sfc 3693:: 1973:NT 1968:9x 1447:if 1369:fc 1196:sc 1171:at 872:cd 755:. 751:. 732:. 728:. 697:. 693:. 671:. 648:. 644:. 622:. 618:. 594:. 564:. 560:. 530:. 500:. 494:. 463:. 459:. 435:. 423:^ 392:. 346:. 228:. 190:. 156:, 144:, 1941:e 1934:t 1927:v 815:e 808:t 801:v 765:. 742:. 709:. 604:. 580:. 546:. 516:. 479:. 445:. 417:. 208:( 124:( 49:)

Index

Developer(s)
Microsoft
Operating system
Microsoft Windows
Type
System utility
License
Proprietary
commercial software
docs.microsoft.com/en-us/windows-server/administration/windows-commands/sfc
Microsoft Windows
Windows 98
Windows 2000
Windows NT
Windows Vista
Windows 7
Windows 10
Windows Resource Protection
registry
Windows File Protection
Winlogon
Windows Resource Protection
access control lists
Windows 95
DLL Hell
Windows 98
file extension
file path
file attributes
Windows 2000

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