AT4P file format description
Many people share .at4p files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .at4p file can be edited, converted or printed with. On this page, we try to provide assistance for handling .at4p files.
1 filename extension(s) found in our database.
.at4p - AmpliTube 4 Preset
The AT4P data files are related to AmpliTube. AT4P file is an AmpliTube 4 Preset. AmpliTube is a suite specialized in the simulation of guitar and bass guitar preamps and amplifiers.
Naturally, other applications may also use the .at4p file extension. Even harmful programs can create .at4p files. Be especially cautious with .at4p files coming from an unknown source!
Can't open a .at4p 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.
- Open Control Panel > Control Panel Home > Default Programs > Set Associations.
- Select a file type in the list and click Change Program.
The .at4p file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
Is it possible that the filename extension is misspelled?
Similar file extensions in our database:
- Visual Studio ACT Project
- Alphacam Lathe Post Data
- Automise Project
- Sony ATRAC3 Compressed Audio
- Macromedia Authorware Source
- A4Desk Pro Project
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
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