Opening NQI Files

The NQI file type is primarily associated with NOD32.

NQIFile Extension NQI
File extension: NQI
File type:  Quarantined File Information

What is an NQI file?

NQI files mostly belong to NOD32 by ESET, LLC and ESET, spol. s.r.o. NOD32 is an antivirus package made by the Slovak company ESET.

How to open NQI files

You need a suitable software like NOD32 to open an NQI file. You need a suitable software like NOD32 from ESET, LLC and ESET, spol. s.r.o. to open an NQI file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your NQI file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a NQI file directly in the browser:. Just drag the file onto this browser window and drop it.

Online NQI Text Viewer

Choose your .nqi file to analyze

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.NQI File Won't Open? Here is What You Can Do

Because .NQI files can originate from different programs, they aren't universally openable.

  1. Identify the Source: If an antivirus flagged a threat, it is likely Quarantined File Information from ESET NOD32. It may also come from IT security workflows.
  2. Check the Header: Open the file in a hex viewer to inspect its first bytes.
    • "PK" indicates a zipped archive.
    • Readable text suggests a log file.
    • Scrambled binary implies an encrypted quarantine format.
  3. Use the Original Software: The original program is usually required; try ESET NOD32, ESET Endpoint Security, or ask the sender if uncertain.
  4. Use this Webpage: Drag and drop the file into our viewer to detect the format, extract readable text/metadata, and preview when possible.

Technical Data for NQI File Extension

Identifier:
Hex: 4E 51 45 4E, ASCII: NQEN (provided by TrID database)
Related files:
nqf, ndf, nup, dbi
Related links:

an nqi Quarantined File Information is a special file format by ESET, LLC and ESET, spol. s.r.o. and should only be edited and saved with the appropriate software.

How to solve problems with NQI files

  • Associate the NQI file extension with the correct application.
  • Update your software that should actually open quarantined file informations. Because only the current version supports the latest NQI file format. Search, therefore, e.g. on the ESET, LLC and ESET, spol. s.r.o. manufacturer website after an available NOD32 update.
  • To make sure that your NQI file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
  • Click here to open your .NQI file online - secure, fast, and no downloads needed.
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