ATLG file format description

Many people share .atlg files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .atlg file can be edited, converted or printed with. On this page, we try to provide assistance for handling .atlg files.

1 filename extension(s) found in our database.

.atlg - SlimBrowser Autologin Data

The ATLG data files are related to SlimBrowser. The ATLG file is a SlimBrowser Autologin Data. SlimBrowser is a tabbed multiple-site web browser from FlashPeak that uses the Microsoft Trident layout engine.

Data files
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SlimBrowser Autologin Data related extensions:
SlimBrowser MNIT Data
SlimBrowser Engine Definition Data
SlimBrowser Commands File
SlimBrowser Form Data
SlimBrowser Job Data

Naturally, other applications may also use the .atlg file extension. Even harmful programs can create .atlg files. Be especially cautious with .atlg files coming from an unknown source!

Can't open a .atlg file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .atlg file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

alg, atg, atl, tlg

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

ER Mapper Algorithm Data
Bentley InRoads Survey Alignment File
AutoTap Log
PDP-10 Algol Compiler Source Code
ATP Assembler Source Code
RSView Machine Edition Activity Log Setup Data

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

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If you have useful information about the .atlg file format, then write to us! >> ATLG file