A7S file format description

Many people share .a7s files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .a7s file can be edited, converted or printed with. On this page, we try to provide assistance for handling .a7s files.

1 filename extension(s) found in our database.

.a7s - Anno 1800 Game Data

The A7S game data files are related to Anno 1800. A7S file is an Anno 1800 Game Data. Anno 1800 is a city-building real-time strategy video game, developed by Blue Byte.

Application:

Anno 1800

Category:

Game Data files

Mime-type:

application/octet-stream

Magic:

- / -

Aliases:

Anno 1800 Game Data related extensions:

.iai: Delta Force Game Item Attributes Info
.wotmod: World of Tanks Modification Data
.hpn: Harpoon Classic Game Data
.spmod: Simple Planes Modification Data
.grpinfo: Ion Fury GRP Settings
.s4s: Stalker CS Game Shader Data

Naturally, other applications may also use the .a7s file extension. Even harmful programs can create .a7s files. Be especially cautious with .a7s files coming from an unknown source!

Can't open a .a7s 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:

example.a7s

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.

Open Control Panel > Control Panel Home > Default Programs > Set Associations.
Select a file type in the list and click Change Program.

The .a7s file extension is often given incorrectly!

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

a7e, a7w, ais, as, aus, w7s

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

.aus: AutoREALM Symbols
.w7s: Yamaha Motif ES Song Data
.ais: ACDSee Album
.a7w: Macromedia Authorware Windows File
.ais: Velvet Studio Instrument Data
.as: Adobe Flash ActionScript

Operating systems

DataTypes.net currently supports the following operating systems:

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

If you find the information on this page useful, please feel free to link to this page.

https://datatypes.net/open-a7s-files

If you have useful information about the .a7s file format, then write to us!