What is the TT18 file?
The TT18 file extension can be associated with several types of files. Most often, however, a file with such an extension is associated with the TurboTax 2018 Tax Return Format format. TT18 files are supported by Mac OS, Windows operating systems. The TT18 file is one of the Database Files files, just like 403 of the other files found in our file information database.
A program that can open the TT18 file is e.g. TurboTax. This software was released by Intuit Inc..
Programs, that can open .TT18 files
How to open a .TT18 file?
If you have problems opening the file TT18, then in most cases the problem is only the lack of the proper application installed. Select one of the programs from the list and install it on your device. The operating system should automatically associate the TT18 file format with the installed program. If not, right click on your TT18 file and select from the menu "Open with" . Then select the installed program and confirm the operation. Now all TT18 files should automatically open with the selected program.
