LOG1 File Extension

What is LOG1 file?

File with LOG1 extension is a log file generated by Windows registry. Log files store all information about modifications applied to Windows registry. LOG1 is a binary format.

Location of LOG1 files

LOG1 files are stored in %SystemRoot%System32config folder by default and have the attribute of ‘hidden’, so in order to view them an appropriate folder view option must be activated.

LOG1 as a part of a larger set of files

Files with LOG1 belongs to a larger group of register files. The other files are: LOG, LOG2, and LOG3, while the main file in the groups is named ntuser.dat.LOG.

Uses of LOG1 files

LOG1 files are updated each times a changed is applied to the registry. This files are very helpful for during system troubleshooting and program debugging.

Programs which support LOG1 file extension

The following listing features LOG1-compatible programs. Files with LOG1 extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.

Updated: 02/25/2020

How to open file with LOG1 extension?

There can be multiple causes why you have problems with opening LOG1 files on given system. What is important, all common issues related to files with LOG1 extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Install Microsoft Windows Registry software

The most common reason for such problems is the lack of proper applications that supports LOG1 files installed on the system. The most obvious solution is to download and install Microsoft Windows Registry or one to the listed programs: Microsoft Windows. Above you will find a complete listing of programs that support LOG1 files, classified according to system platforms for which they are available. If you want to download Microsoft Windows Registry installer in the most secured manner, we suggest you visit website and download from their official repositories.

Step 2. Check the version of Microsoft Windows Registry and update if needed

If the problems with opening LOG1 files still occur even after installing Microsoft Windows Registry, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of Microsoft Windows Registry is available. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. If you have an older version of Microsoft Windows Registry installed, it may not support LOG1 format. The latest version of Microsoft Windows Registry should support all file formats that where compatible with older versions of the software.

Step 3. Set the default application to open LOG1 files to Microsoft Windows Registry

After installing Microsoft Windows Registry (the most recent version) make sure that it is set as the default application to open LOG1 files. The method is quite simple and varies little across operating systems.

Selecting the first-choice application in Windows

• Right-click the LOG1 file and choose Open with option
• Click Choose another app and then select More apps option
• Finally select Look for another app on this PC, point to the folder where Microsoft Windows Registry is installed, check the Always use this app to open LOG1 files box and conform your selection by clicking OK button

Selecting the first-choice application in Mac OS

• From the drop-down menu, accessed by clicking the file with LOG1 extension, select Information
• Proceed to the Open with section. If its closed, click the title to access available options
• Select the appropriate software and save your settings by clicking Change all
• A message window should appear informing that This change will be applied to all files with LOG1 extension. By clicking Continue you confirm your selection.

Step 4. Ensure that the LOG1 file is complete and free of errors

Should the problem still occur after following steps 1-3, check if the LOG1 file is valid. It is probable that the file is corrupted and thus cannot be accessed.

1. Verify that the LOG1 in question is not infected with a computer virus

If the file is infected, the malware that resides in the LOG1 file hinders attempts to open it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the LOG1 file is indeed infected follow the instructions below.

2. Ensure the file with LOG1 extension is complete and error-free

Did you receive the LOG1 file in question from a different person? Ask him/her to send it one more time. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. If the LOG1 file has been downloaded from the internet only partially, try to redownload it.

3. Ensure that you have appropriate access rights

Some files require elevated access rights to open them. Log out of your current account and log in to an account with sufficient access privileges. Then open the Windows Registry Hive Log Format file.

4. Make sure that the system has sufficient resources to run Microsoft Windows Registry

If the systems has insufficient resources to open LOG1 files, try closing all currently running applications and try again.

5. Verify that your operating system and drivers are up to date

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with Windows Registry Hive Log Format files. It may be the case that the LOG1 files work properly with updated software that addresses some system bugs.

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