How to open Compressed archive format for storing multiple files together .043 files
Have you had trouble opening the 043 file on your computer? What are 043 files? We explain what they are and recommend software that we know will open them.
What is 043 file?
A 043 file extension is used by some compression and archive utilities for 43rd part of a split multi-volume archive. In order to extract the content of split archive, you first have to gather all its pieces and start the extraction of the first archive.
Compressed archive format for storing multiple files together description
The 043 file extension is associated with several archivers or compression tools, which are using, or did use in the past, the 043 file extension for its multi-volume files or archives, such as Winrar or 7-Zip.
The general file sequence is 001, 002, 003, etc.. and you will need all parts of the multi-volume archive to successfully extract the content.
Suggested software to open 043 file

WinRAR
One of the oldest and most popular shareware file archiver and data compression utility
There are other 043 filename extensions with the same .043 suffix
043 - Winfunktion Mathematik v8.0 Julia fractal: a file format used for storing Julia fractal images in Winfunktion Mathematik v8.0
A 043 file extension is related to the Winfunktion Mathematik version 8. A 043 file contains julia fractal. Probably obsolete.