Basic information about G1 file

When there is a problem with opening files with the file extension G1（*.G1 or *.g1）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the G1 file yourself.

There are 1 file types using the G1 file extension in our database. In the further part of this page, you will find detail information about all the G1 file with their brief description and a list of programs that support G1 file sorted by operating systems. The table below provides useful information about the G1 file extension. It answers questions such as:
  • What is the G1 file?
  • How to open a G1 file?
  • What programs do I need to open a G1 file?
  • What programs help to create and edit a G1 file?
  • How to convert G1 files to another file format?
  • How to convert another files to G1 file format?


1.Detail information about G1 file extension: Gerber Inner Routing Layer 1

File type Gerber Inner Routing Layer 1 Category 3D Image Files
Developer N/A File format N/A
Description G1 file is a Gerber Inner Routing Layer 1. Full format name of files that use G1 extension is Gerber Inner Routing Layer 1. Files with G1 extension may be used by programs distributed for Windows platform. G1 file format, along with 290 other file formats, belongs to the 3D&CAD Files category. Altium Designer is by far the most used program for working with G1 files. Altium Designer software was developed by Altium Limited., and on its official website you may find more information about G1 files or the Altium Designer software program.
Software programs that will open, edit or convert G1 files

Windows		 Altium Designer



Can't open a G1 file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.G1”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the G1 extension without any issue.


Where I can download the application that support G1 file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How to change file associations?

  • Right-click a file with the extension whose association you want to change, and then click "Open With".
  • In the "Open With" dialog box, click the program whith which you want the file to open, or click "Browse" to locate the program that you want.
  • Select the ”Always use the selected program to open this kind of file” check box.


Can I change the extension of G1 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/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a G1 file?

The reasons for the lack of the ability to open a G1 file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a G1 file. If there is still something wrong, you might want to check:

  • Whether the G1 file is damaged.
  • Whether the G1 file is incorrectly linked in the registry entries.
  • Whether the G1 file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the G1 file format is incompletely.
  • Whether the G1 file is infected.
  • Whether the drivers of the equipment used for opening a G1 file are up to date.
  • Whether your computer has enough hardware resources to open a G1 file.

If the G1 file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.