TT16 file icon

TT16 File Extension

TurboTax 2016 Tax Return Format

What is TT16 file?

TT16 is a file extension commonly associated with TurboTax 2016 Tax Return Format files. TT16 file format is compatible with software that can be installed on Mac OS, Windows system platform. TT16 file belongs to the Database Files category just like 385 other filename extensions listed in our database. The most popular program for handling TT16 files is TurboTax, but users can choose among 1 different programs that support this file format. Software named TurboTax was created by Intuit Inc.. In order to find more detailed information on the software and TT16 files, check the developer’s official website.

Programs which support TT16 file extension

The following list contains programs grouped by 2 operating systems that support TT16 files. Files with TT16 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 TT16 file

Windows Windows
MAC OS MAC OS

Updated: 09/28/2021

How to open file with TT16 extension?

Problems with accessing TT16 may be due to various reasons. What is important, all common issues related to files with TT16 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. Download and install TurboTax

Install software to open TT16 file Problems with opening and working with TT16 files are most probably having to do with no proper software compatible with TT16 files being present on your machine. The solution is straightforward, just download and install TurboTax. Above you will find a complete listing of programs that support TT16 files, classified according to system platforms for which they are available. The safest method of downloading TurboTax installed is by going to developer’s website (Intuit Inc.) and downloading the software using provided links.

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

Update software that support file extension TT16If you already have TurboTax installed on your systems and TT16 files are still not opened properly, check if you have the latest version of the software. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. The reason that TurboTax cannot handle files with TT16 may be that the software is outdated. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using TurboTax.

Step 3. Set the default application to open TT16 files to TurboTax

If you have the latest version of TurboTax installed and the problem persists, select it as the default program to be used to manage TT16 on your device. The method is quite simple and varies little across operating systems.

Associate software with TT16 file on Windows

Selecting the first-choice application in Windows

  • Right-click the TT16 file and choose Open with option
  • Select Choose another app → More apps
  • Finally select Look for another app on this PC, point to the folder where TurboTax is installed, check the Always use this app to open TT16 files box and conform your selection by clicking OK button
Associate software with TT16 file on Mac

Selecting the first-choice application in Mac OS

  • From the drop-down menu, accessed by clicking the file with TT16 extension, select Information
  • Find the Open with option – click the title if its hidden
  • From the list choose the appropriate program and confirm by clicking Change for all....
  • Finally, a This change will be applied to all files with TT16 extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Check the TT16 for 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 TT16 file. It is probable that the file is corrupted and thus cannot be accessed.

Check TT16 file for viruses
1. Check the TT16 file for viruses or malware

Should it happed that the TT16 is infected with a virus, this may be that cause that prevents you from accessing it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. TT16 file is infected with malware? Follow the steps suggested by your antivirus software.

2. Check whether the file is corrupted or damaged

If the TT16 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. It could happen the the download process of file with TT16 extension was interrupted and the file data is defective. Download the file again from the same source.

3. Verify whether your account has administrative rights

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

4. Make sure that the system has sufficient resources to run TurboTax

If the system is under havy load, it may not be able to handle the program that you use to open files with TT16 extension. In this case close the other applications.

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

Latest versions of programs and drivers may help you solve problems with TurboTax 2016 Tax Return 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 TT16 files affecting older versions of given software.

Do you want to help?

If you have additional information about the TT16 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 TT16 file.

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