T64 file icon

T64 File Extension

Commodore 64 Tape Image Format

What is T64 file?

Full format name of files that use T64 extension is Commodore 64 Tape Image Format. T64 files are supported by software applications available for devices running Mac OS, Windows. Files with T64 extension are categorized as Disk Image Files files. The Disk Image Files subset comprises 203 various file formats. WinVICE supports T64 files and is the most frequently used program to handle such files, yet 3 other tools may also be used.

Programs which support T64 file extension

The list that follows enumerates programs compatible with T64 files, divided into 2 categories based on operating system on which they are available. Files with T64 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 T64 file

How to open file with T64 extension?

Being unable to open files with T64 extension can be have various origins. What is important, all common issues related to files with T64 extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The list below will guide you through the process of addressing the encountered problem.

Step 1. Get the WinVICE

Install software to open T64 file Problems with opening and working with T64 files are most probably having to do with no proper software compatible with T64 files being present on your machine. This one is an easy one. Select WinVICE or one of the recommended programs (for example, Power64, VICE, Win64) and download it from appropriate source and install on your system. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. The safest method of downloading WinVICE installed is by going to developer’s website () and downloading the software using provided links.

Step 2. Check the version of WinVICE and update if needed

Update software that support file extension T64If the problems with opening T64 files still occur even after installing WinVICE, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of WinVICE is available. Software developers may implement support for more modern file formats in updated versions of their products. If you have an older version of WinVICE installed, it may not support T64 format. The most recent version of WinVICE is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Associate Commodore 64 Tape Image Format files with WinVICE

If you have the latest version of WinVICE installed and the problem persists, select it as the default program to be used to manage T64 on your device. The method is quite simple and varies little across operating systems.

Associate software with T64 file on Windows

Change the default application in Windows

  • Choose the Open with entry from the file menu accessed by right-mouse clicking on the T64 file
  • Next, select the Choose another app option and then using More apps open the list of available applications
  • To finalize the process, select Look for another app on this PC entry and using the file explorer select the WinVICE installation folder. Confirm by checking Always use this app to open T64 files box and clicking OK button.
Associate software with T64 file on Mac

Change the default application in Mac OS

  • From the drop-down menu, accessed by clicking the file with T64 extension, select Information
  • Proceed to the Open with section. If its closed, click the title to access available options
  • Select WinVICE and click Change for all...
  • Finally, a This change will be applied to all files with T64 extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Ensure that the T64 file is complete and free of errors

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper T64 file. It is probable that the file is corrupted and thus cannot be accessed.

Check T64 file for viruses
1. Check the T64 file for viruses or malware

Should it happed that the T64 is infected with a virus, this may be that cause that prevents you from accessing it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. T64 file is infected with malware? Follow the steps suggested by your antivirus software.

2. Ensure the file with T64 extension is complete and error-free

If you obtained the problematic T64 file from a third party, ask them to supply you with another copy. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. It could happen the the download process of file with T64 extension was interrupted and the file data is defective. Download the file again from the same source.

3. Ensure that you have appropriate access rights

Some files require elevated access rights to open them. Log in using an administrative account and see If this solves the problem.

4. Check whether your system can handle WinVICE

The operating systems may note enough free resources to run the application that support T64 files. Close all running programs and try opening the T64 file.

5. Ensure that you have the latest drivers and system updates and patches installed

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with Commodore 64 Tape Image Format file. It is possible that one of the available system or driver updates may solve the problems with T64 files affecting older versions of given software.

Do you want to help?

If you have additional information about the T64 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 T64 file.

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