GCO file icon

GCO File Extension

Genbox Family History Chart Options

What is GCO file?

GCO is a file extension commonly associated with Genbox Family History Chart Options files. GCO file format is compatible with software that can be installed on Windows system platform. GCO file belongs to the Settings Files category just like 1305 other filename extensions listed in our database. The most popular software that supports GCO files is Genbox Family History. Genbox Family History software was developed by Thoughtful Creations, and on its official website you may find more information about GCO files or the Genbox Family History software program.

Programs which support GCO file extension

Programs that can handle GCO files are as follows. Files with GCO suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Programs that support GCO file

How to open file with GCO extension?

Being unable to open files with GCO extension can be have various origins. What is important, all common issues related to files with GCO extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Install Genbox Family History software

Install software to open GCO file The most common reason for such problems is the lack of proper applications that supports GCO files installed on the system. The solution is straightforward, just download and install Genbox Family History. The full list of programs grouped by operating systems can be found above. The safest method of downloading Genbox Family History installed is by going to developer’s website (Thoughtful Creations) and downloading the software using provided links.

Step 2. Check the version of Genbox Family History and update if needed

Update software that support file extension GCOYou still cannot access GCO files although Genbox Family History is installed on your system? Make sure that the software is up to date. Software developers may implement support for more modern file formats in updated versions of their products. If you have an older version of Genbox Family History installed, it may not support GCO format. The latest version of Genbox Family History should support all file formats that where compatible with older versions of the software.

Step 3. Associate Genbox Family History Chart Options files with Genbox Family History

After installing Genbox Family History (the most recent version) make sure that it is set as the default application to open GCO files. The next step should pose no problems. The procedure is straightforward and largely system-independent

Associate software with GCO file on Windows

Selecting the first-choice application in Windows

  • Clicking the GCO with right mouse button will bring a menu from which you should select the Open with option
  • Select Choose another app → More apps
  • Finally select Look for another app on this PC, point to the folder where Genbox Family History is installed, check the Always use this app to open GCO files box and conform your selection by clicking OK button
Associate software with GCO file on Mac

Selecting the first-choice application in Mac OS

  • By clicking right mouse button on the selected GCO file open the file menu and choose Information
  • Find the Open with option – click the title if its hidden
  • Select Genbox Family History and click Change for all...
  • A message window should appear informing that This change will be applied to all files with GCO extension. By clicking Continue you confirm your selection.

Step 4. Ensure that the GCO file is complete and free of errors

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the GCO file in question. Being unable to access the file can be related to various issues.

Check GCO file for viruses
1. The GCO may be infected with malware – make sure to scan it with an antivirus tool.

If the file is infected, the malware that resides in the GCO file hinders attempts to open it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. GCO file is infected with malware? Follow the steps suggested by your antivirus software.

2. Ensure the file with GCO extension is complete and error-free

If the GCO file was sent to you by someone else, ask this person to resend the file to you. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. If the GCO file has been downloaded from the internet only partially, try to redownload it.

3. Ensure that you have appropriate access rights

Sometimes in order to access files user need to have administrative privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the Genbox Family History Chart Options file.

4. Verify that your device fulfills the requirements to be able to open Genbox Family History

The operating systems may note enough free resources to run the application that support GCO files. Close all running programs and try opening the GCO file.

5. Verify that your operating system and drivers are up to date

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with Genbox Family History Chart Options file. It is possible that one of the available system or driver updates may solve the problems with GCO files affecting older versions of given software.

Do you want to help?

If you have additional information about the GCO file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on GCO file.

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