>> WT4 file

WT4 file format description

Many people share .wt4 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .wt4 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .wt4 files.

2 filename extension(s) found in our database.

.wt4 - Lotus 1-2-3 Smartmaster Template

The WT4 document files are related to Lotus 1-2-3. WT4 file is a Lotus 1-2-3 Smartmaster Template. Lotus 1-2-3 is a spreadsheet program designed for IBM-compatible personal computers by Lotus Corporation in 1982. The Lotus 1-2-3 seems to be no longer supported.

Lotus 1-2-3
Document files
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Lotus 1-2-3 Smartmaster Template related extensions:
Grisbi Document
QuarkXPress Library
QuarkXPress Book
QuarkXPress Dictionary Data
QuarkXPress Document Template
QuarkXPress Project Template

.wtb - Win-Test Binary Log

The WTB data files are related to Win-Test. WTB file is a Win-Test Binary Log. Win-Test is a contest logging software developed by Olivier F5MZN.

Data files
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Win-Test Binary Log related extensions:
Win-Test Binary Log

Naturally, other applications may also use the .wt4 file extension. Even harmful programs can create .wt4 files. Be especially cautious with .wt4 files coming from an unknown source!

Can't open a .wt4 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 .wt4 file extension is often given incorrectly!

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

dt4, wtr, wt, t4, wtt, wte, wf4

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

SBIG CCD Camera Image
TerrAlign Alignment Configuration
WiredTiger Database Dump
Top 4 Compressed Data
WinDev Report Template
FARSITE Weather Data

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

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