Home : File Types : BUP File (3 File Associations)

.BUP File Extension

File Type 1McAfee Quarantined File

3.5 (161 Votes)
CategoryMisc Files


This file is saved in a zipped format. You can view the contents by unzipping it with a file decompression program.

What is a BUP file?

A BUP file is a quarantined file created by McAfee anti-virus products. It saves a backup of a file that was moved from another location on the computer because a virus or other malware was detected.

More Information

BUP files are saved to the following directory in Windows Vista and Windows 7:


The Quarantine directory on the local computer can become very large in size as more quarantined files are added. If you would like to remove the files manually, follow these steps:

  1. Go to Security Center → Navigation → General Settings and Alerts → Access Protection.
  2. Uncheck the "Use Access Protection" option.
  3. Delete the files from the Quarantine directory.

You can restore files from a quarantined file using the Quarantine Manager. However, there may be instances where the file was already deleted by the McAfee product. In this case, you can manually restore the files by following the steps in this McAfee knowledge base article:

How to restore a quarantined file not listed in the VSE Quarantine Manager

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Programs that open BUP files
Updated 8/23/2017

File Type 2DVD IFO Backup File

3.5 (130 Votes)
CategoryBackup Files


This file is saved in a plain text format. You can open and view the contents of this file using a text editor.

.BUP File Association 2

A BUP file is a backup of an .IFO file from a DVD video disc. It stores information about the content of the DVD and may be accessed if the VIDEO_TS.IFO file cannot be read. BUP files are not encrypted.

More Information

BUP files are useful in case the IFO file is corrupted. Users can then restore the file to the DVD.

Programs that open BUP files
Updated 10/26/2016

File Type 3Backup File

3.2 (32 Votes)
CategoryBackup Files


File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.

.BUP File Association 3

Backup file created automatically by various applications. BUP files are generated in case the program crashes or the original file becomes corrupt and needs to be restored.

More Information

The ".bup" extension is often added after the original file extension. In order to open the file with the correct program, the ".bup" extension may need to be removed.

Programs that open BUP files
Open with original program
Updated 10/26/2016

About BUP Files

Our goal is to help you understand what a file with a *.bup suffix is and how to open it.

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