Large Buildup of DLLs in TEMP FolderIn Windows 10 you may notice a large number of folders in the user's TEMP directory with random names such as FFEDFE46-CF72-48D9-98D3-638D6EBE7F25. Within those folders are a number of binary files: api-ms-win-base-util-l1-1-0.dll api-ms-win-core-com-l1-1-0.dll api-ms-win-core-comm-l1-1-0.dll api-ms-win-core-console-l1-1-0.dll api-ms-win-core-datetime-l1-1-0.dll api-ms-win-core-datetime-l1-1-1.dll api-ms-win-core-debug-l1-1-0.dll api-ms-win-core-debug-l1-1-1.dll api-ms-win-core-delayload-l1-1-0.dll api-ms-win-core-errorhandling-l1-1-0.dll api-ms-win-core-errorhandling-l1-1-1.dll api-ms-win-core-fibers-l1-1-0.dll api-ms-win-core-fibers-l1-1-1.dll api-ms-win-core-file-l1-1-0.dll api-ms-win-core-file-l1-2-0.dll api-ms-win-core-file-l1-2-1.dll api-ms-win-core-file-l2-1-0.dll api-ms-win-core-file-l2-1-1.dll api-ms-win-core-handle-l1-1-0.dll api-ms-win-core-heap-l1-1-0.dll api-ms-win-Core-Heap-Obsolete-L1-1-0.dll api-ms-win-core-interlocked-l1-1-0.dll api-ms-win-core-io-l1-1-0.dll api-ms-win-core-io-l1-1-1.dll api-ms-win-core-kernel32-legacy-l1-1-0.dll api-ms-win-core-kernel32-legacy-l1-1-1.dll api-ms-win-Core-Kernel32-Private-L1-1-0.dll api-ms-win-Core-Kernel32-Private-L1-1-1.dll api-ms-win-core-libraryloader-l1-1-0.dll api-ms-win-core-libraryloader-l1-1-1.dll api-ms-win-core-localization-l1-2-0.dll api-ms-win-core-localization-l1-2-1.dll api-ms-win-core-localization-obsolete-l1-2-0.dll api-ms-win-core-memory-l1-1-0.dll api-ms-win-core-memory-l1-1-1.dll api-ms-win-core-memory-l1-1-2.dll api-ms-win-core-namedpipe-l1-1-0.dll api-ms-win-core-privateprofile-l1-1-0.dll api-ms-win-core-privateprofile-l1-1-1.dll api-ms-win-core-processenvironment-l1-1-0.dll api-ms-win-core-processenvironment-l1-2-0.dll api-ms-win-core-processthreads-l1-1-0.dll api-ms-win-core-processthreads-l1-1-1.dll api-ms-win-core-processthreads-l1-1-2.dll api-ms-win-core-processtopology-obsolete-l1-1-0.dll api-ms-win-core-profile-l1-1-0.dll api-ms-win-core-realtime-l1-1-0.dll api-ms-win-core-registry-l1-1-0.dll api-ms-win-core-registry-l2-1-0.dll api-ms-win-core-rtlsupport-l1-1-0.dll api-ms-win-core-shlwapi-legacy-l1-1-0.dll api-ms-win-core-shlwapi-obsolete-l1-1-0.dll api-ms-win-core-shutdown-l1-1-0.dll api-ms-win-core-string-l1-1-0.dll api-ms-win-core-string-l2-1-0.dll api-ms-win-core-string-obsolete-l1-1-0.dll api-ms-win-core-stringansi-l1-1-0.dll api-ms-win-core-stringloader-l1-1-1.dll api-ms-win-core-synch-l1-1-0.dll api-ms-win-core-synch-l1-2-0.dll api-ms-win-core-sysinfo-l1-1-0.dll api-ms-win-core-sysinfo-l1-2-0.dll api-ms-win-core-sysinfo-l1-2-1.dll api-ms-win-core-threadpool-l1-2-0.dll api-ms-win-core-threadpool-legacy-l1-1-0.dll api-ms-win-core-threadpool-private-l1-1-0.dll api-ms-win-core-timezone-l1-1-0.dll api-ms-win-core-url-l1-1-0.dll api-ms-win-core-util-l1-1-0.dll api-ms-win-core-version-l1-1-0.dll api-ms-win-core-wow64-l1-1-0.dll api-ms-win-core-xstate-l1-1-0.dll api-ms-win-core-xstate-l2-1-0.dll api-ms-win-devices-config-L1-1-0.dll api-ms-win-devices-config-L1-1-1.dll api-ms-win-Eventing-ClassicProvider-L1-1-0.dll api-ms-win-eventing-consumer-l1-1-0.dll api-ms-win-Eventing-Controller-L1-1-0.dll api-ms-win-Eventing-Legacy-L1-1-0.dll api-ms-win-Eventing-Provider-L1-1-0.dll api-ms-win-EventLog-Legacy-L1-1-0.dll api-ms-win-security-base-l1-1-0.dll api-ms-win-security-cryptoapi-l1-1-0.dll api-ms-win-Security-Lsalookup-L2-1-0.dll api-ms-win-Security-Lsalookup-L2-1-1.dll api-ms-win-security-lsapolicy-l1-1-0.dll api-ms-win-security-provider-L1-1-0.dll api-ms-win-security-sddl-l1-1-0.dll api-ms-win-service-core-l1-1-0.dll api-ms-win-service-core-l1-1-1.dll api-ms-win-service-management-l1-1-0.dll api-ms-win-service-management-l2-1-0.dll api-ms-win-service-private-l1-1-0.dll api-ms-win-service-private-l1-1-1.dll api-ms-win-service-winsvc-l1-1-0.dll AppxProvider.dll AssocProvider.dll CbsProvider.dll CompatProvider.dll DismCore.dll DismCorePS.dll DismHost.exe DismProv.dll DmiProvider.dll FfuProvider.dll FolderProvider.dll GenericProvider.dll IBSProvider.dll ImagingProvider.dll IntlProvider.dll LogProvider.dll MsiProvider.dll OfflineSetupProvider.dll OSProvider.dll ProvProvider.dll SmiProvider.dll TransmogProvider.dll UnattendProvider.dll VhdProvider.dll WimProvider.dll en-US\AppxProvider.dll.mui en-US\AssocProvider.dll.mui en-US\CbsProvider.dll.mui en-US\CompatProvider.dll.mui en-US\DismCore.dll.mui en-US\DismProv.dll.mui en-US\DmiProvider.dll.mui en-US\FfuProvider.dll.mui en-US\FolderProvider.dll.mui en-US\GenericProvider.dll.mui en-US\IBSProvider.dll.mui en-US\ImagingProvider.dll.mui en-US\IntlProvider.dll.mui en-US\LogProvider.dll.mui en-US\MsiProvider.dll.mui en-US\OfflineSetupProvider.dll.mui en-US\OSProvider.dll.mui en-US\ProvProvider.dll.mui en-US\SmiProvider.dll.mui en-US\TransmogProvider.dll.mui en-US\UnattendProvider.dll.mui en-US\VhdProvider.dll.mui en-US\WimProvider.dll.mui These files may be removed. This may be caused by the Silent Cleanup task which does not run properly on some systems and does not clean up upon completion. To disable the System Cleanup, open an elevated command prompt and enter: schtasks /Change /TN "Microsoft\Windows\DiskCleanup\SilentCleanup" /Disable This issue seems to occur mostly on Windows 10 systems upgraded from an earlier operating system. |