>> BACKUP file

BACKUP file format description

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

2 filename extension(s) found in our database.

.backup - pgAdmin Database Backup

The BACKUP data files are related to pgAdmin. BACKUP file is a pgAdmin Database Backup. PgAdmin is a management tool for PostgreSQL and derivative relational databases.

Data files
- / -
pgAdmin Database Backup related extensions:
XLIFF Localisation Data
RSIGuard RSIScript Data
3ds Max Rich Pixel Format Data
Commonspace Structure Data
Strand 300 Lighting Console Show Data
Canvas Duotone Data

.bak - Backup Copy File

BAK file is a Backup Copy file. The .BAK is a filename extension commonly used to signify a backup copy of a file.

Other files
- / -
backup, bk, old, ori, orig, ren
Backup Copy File related extensions:
VAST Programmer Data
Arista EOS Script
Boot9Strap 3DS Firmware Data
Program Neighborhood Explorer Shortcut
VMware vCenter Orchestrator Application
PDP-10 Program Low Segment

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

Can't open a .backup 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 .backup 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:

Time Machine Backup Data

Operating systems 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.

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