File Extension Library

.BUP File Extension

  • Developer by: McAfee
  • Category: Misc Files
  • Format: Zip

What are .BUP files and how to open them?

Can't open .BUP file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .BUP file.

What is a .BUP file extension?

.BUP file extension is created by McAfee. .BUP has been classified as Misc Files. The format of .BUP file is Zip.

.BUP is McAfee Quarantined 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.

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:

  • Go to Security Center → Navigation → General Settings and Alerts → Access Protection.
  • Uncheck the "Use Access Protection" option.
  • 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

    List of all softwares that can open the McAfee Quarantined File
    McAfee Total Protection
    McAfee Internet Security
    McAfee Antivirus Plus
    File Type 2 DVD IFO Backup File
    Category: Backup Files Format: Text

    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.

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

    List of all softwares that can open the DVD IFO Backup File
    Nero 2018
    CyberLink PowerDVD 17
    Corel WinDVD Pro 12
    Apple DVD Studio Pro
    Roxio Popcorn
    Roxio Toast 17
    File Type 3 Backup File
    Category: Backup Files

    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.

    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.

    How to fix problems with .BUP files

    1. You need to update the application that you normally use to open .BUP files. Only the latest version of the software supports the current .BUP file format
    2. You need to check the .BUP file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)