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Details of the .spg file extension

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

  • What is the .spg file?
  • What program do I need to open a .spg file?
  • How can the .spg file be opened, edited or printed?
  • Where can I find the specifications for .spg?
  • Which MIME-type is associated with the .spg extension?
  • How can I convert .spg files to another format?
  • What are other, similar filename extensions to .spg?

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

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

.spg file extension details

SG TCP Optimizer Backup

SG TCP Optimizer Backup .spg file icon
SPG file is a SpeedGuide TCP Optimizer Backup. The TCP Optimizer is a free Windows program that provides an interface for tuning and optimizing your Internet connection.
Category: Data files
Application: SG TCP Optimizer
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
SPG aliases:
SPG related links:
SPG related extensions:

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

.spg file extension error

The .spg file extension is often given incorrectly!

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

spb, cpg, epg, pg, spf, slg, wpg, spt, spr, psg, spn, spv, sph, sgp, sp

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Samsung Kies Contacts Backup
ArcGIS Codepage
DynaVox Page File
C64 Printfox/Pagefox Document
STK Propagator File
SQR Portable Format
ShadowProtect Full Backup
Symantec Endpoint Protection Database Log
Lowrance Sonar Log File
open .spg file

Can't open a .spg 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:


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 .spg file association, check the FAQ.

.spg file extension

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 .spg file extension, write to us!

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