CTY File Extension

What is CTY file?

CTY is a file extension commonly associated with SimCity City Format files. SimCity City Format specification was created by Maxis. CTY file format is compatible with software that can be installed on Mac OS, Windows system platform. CTY file belongs to the Game Files category just like 1509 other filename extensions listed in our database. The most popular program for handling CTY files is SimCity, but users can choose among 1 different programs that support this file format. SimCity software was developed by Maxis, and on its official website you may find more information about CTY files or the SimCity software program.

Programs which support CTY file extension

The list that follows enumerates programs compatible with CTY files, divided into 2 categories based on operating system on which they are available. Files with CTY suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

How to open file with CTY extension?

There can be multiple causes why you have problems with opening CTY files on given system. What is important, all common issues related to files with CTY extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. We have prepared a listing of which will help you resolve your problems with CTY files.

Step 1. Get the SimCity

The main and most frequent cause precluding users form opening CTY files is that no program that can handle CTY files is installed on user’s system. The solution is straightforward, just download and install SimCity. The full list of programs grouped by operating systems can be found above. The safest method of downloading SimCity installed is by going to developer’s website (Maxis) and downloading the software using provided links.

Step 2. Update SimCity to the latest version

If the problems with opening CTY files still occur even after installing SimCity, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of SimCity is available. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. This can be one of the causes why CTY files are not compatible with SimCity. The most recent version of SimCity is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Associate SimCity City Format files with SimCity

If the issue has not been solved in the previous step, you should associate CTY files with latest version of SimCity you have installed on your device. The method is quite simple and varies little across operating systems.

The procedure to change the default program in Windows

• Clicking the CTY with right mouse button will bring a menu from which you should select the Open with option
• Next, select the Choose another app option and then using More apps open the list of available applications
• The last step is to select Look for another app on this PC option supply the directory path to the folder where SimCity is installed. Now all that is left is to confirm your choice by selecting Always use this app to open CTY files and clicking OK.

The procedure to change the default program in Mac OS

• Right-click the CTY file and select Information
• Open the Open with section by clicking its name
• Select SimCity and click Change for all...
• A message window should appear informing that This change will be applied to all files with CTY extension. By clicking Continue you confirm your selection.

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

Should the problem still occur after following steps 1-3, check if the CTY file is valid. Being unable to access the file can be related to various issues.

1. Check the CTY file for viruses or malware

Should it happed that the CTY is infected with a virus, this may be that cause that prevents you from accessing it. Scan the CTY file as well as your computer for malware or viruses. CTY file is infected with malware? Follow the steps suggested by your antivirus software.

2. Check whether the file is corrupted or damaged

If the CTY file was sent to you by someone else, ask this person to resend the file to you. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. If the CTY file has been downloaded from the internet only partially, try to redownload it.

3. Verify whether your account has administrative rights

Some files require elevated access rights to open them. Switch to an account that has required privileges and try opening the SimCity City Format file again.

4. Verify that your device fulfills the requirements to be able to open SimCity

If the system is under havy load, it may not be able to handle the program that you use to open files with CTY extension. In this case close the other applications.

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

Latest versions of programs and drivers may help you solve problems with SimCity City Format files and ensure security of your device and operating system. It is possible that one of the available system or driver updates may solve the problems with CTY files affecting older versions of given software.

Do you want to help?

If you have additional information about the CTY 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 CTY file.