File Extension Library


.SPG File Extension

  • Developer by: SpeedGuide.net
  • Category: Backup Files

What are .SPG files and how to open them?

Can't open .SPG 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 .SPG file.

What is a .SPG file extension?

.SPG file extension is created by SpeedGuide.net. .SPG has been classified as Backup Files.

.SPG is TCP Optimizer Backup File

Contains a backup configuration of network settings created with TCP Optimizer, a utility developed by SpeedGuide.net; may be used to restore a previous system state; can be opened by selecting "File→Restore backed up settings" within TCP Optimizer.

TCP Optimizer 2 and later automatically backs up previous network settings in a file named "sg_backup_[date]-[time].spg."

How to fix problems with .SPG files

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