.LOG1 File Extension

Windows Registry Hive Log File

Developer Microsoft
Popularity
4.0  |  25 Votes
 

What is a LOG1 file?

Log file used by the Windows registry; contains a trace of changes that have been made to the user's registry over time; typically found in the user's directory or under the %SystemRoot%\​System32\​config directory in Windows; saved in a binary format and as a hidden file in Windows.

More Information

LOG1 files are a part of the overall group of files that comprise the registry "hive." Other files include .LOG and .LOG2. A common LOG1 file is ntuser.dat.LOG1.

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Programs that open or reference LOG1 files

Windows
Microsoft Windows Registry
Included with OS

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