ALTP file format description
Many people share .altp files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .altp file can be edited, converted or printed with. On this page, we try to provide assistance for handling .altp files.
1 filename extension(s) found in our database.
.altp - QuickHelp for Windows Data
The ALTP data files are related to QuickHelp for Windows. ALTP file is a QuickHelp for Windows Data. QuickHelp is a development tool for creating and deploying application help files to Mac OS X and Windows.
- QuickHelp for Windows
- Data files
- - / -
- QuickHelp for Windows Data related extensions:
Naturally, other applications may also use the .altp file extension. Even harmful programs can create .altp files. Be especially cautious with .altp files coming from an unknown source!
Can't open a .altp 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 .altp file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
alp, atp, ltp, alt
Is it possible that the filename extension is misspelled?
Similar file extensions in our database:
- Ableton Live Pack
- Alphacam Laser Post Data
- Visual Studio ACT Project
- Alphacam Lathe Post Data
- Sony ATRAC3 Compressed Audio
- Microsoft Dynamics AX Application Label Temporary File
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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