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SQI file extension

The table below provides useful information about the .sqi file extension. It answers questions such as:

  • What is the .sqi file?
  • What program do I need to open a .sqi file?
  • How can the .sqi file be opened, edited or printed?
  • How can I convert .sqi files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ FidoNet Squish Index Data

.sqi
Description:
SQI file is a FidoNet Squish Index Data. FidoNet is a worldwide computer network that is used for communication between bulletin board systems (BBSes). FidoNet Squish is a mail tossing application and mail storage format.
SQI format description not yet available
Category: Data files
Application: Maximus
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
SQI aliases:
-
SQI related links:
-
SQI related extensions:
FidoNet Squish Lastread Storage

FidoNet Squish Data

FidoNet Batched Newsgroup Data

Other types of files may also use the .sqi file extension.

🚫 The .sqi file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

qi, qsi, si, siq, sq, sqj, sql, sqo, squ, wqi

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

SQL Script
FidoNet Squish Lastread Storage
Squeak Object
ALEID2000 Water Quality Information Data
Sysquake SQ Application
Sony Playstation 2 SCEI Sequence
QTL Simulation Information File
Tektronics RSA306 IQ Streaming Data
Rsyslog Queue Info
AutoDesk Softimage Document

🔴 Can't open a .sqi 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 cannot open this file:

example.sqi

To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .sqi file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .sqi file extension, write to us!

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