Tips to open UI file

Can't open the UI file? You are not the only one. Thousands of users face similar problems every day. Below you will find tips on how to open UI files as well as a list of programs that support UI files.

UI file extension

File Name User Interface Format
File Developer Nokia
File Category Developer Files

The UI file is supported on 3 operating systems. Depending on your operating system, you may need different software to handle the UI files. Below is a summary of the number of programs that support and open the UI file on each system platform.

Operating systems
  • 5
  • 1
  • 2
  • 0
  • 0
  • 0

What is UI file?

The UI file has been categorized as Developer Files. The creator of this file is Nokia. Additionally, the Developer Files category contains 1205 of other files. User Interface Format is most often found on 3 operating systems. Although it can be found with greater or lesser success on any operating system, it will only be useful on Linux, Mac OS, Windows. There are also 7 alternative programs to handle the UI file. UltraISO, Qt SDK, Jabbim, ActiveState Komodo Professional will apply when it is not possible to use Nokia Qt Creator.

How to open UI file?

An often recurring problem with User Interface Format is that UI is not associated with the correct program file. This causes the file UI to open by system applications not designed for this purpose, or to display a message that there is no associated program. How to solve such a problem?

The first thing you should do is just "doubleclick" on the UI file icon you want to open. If the operating system has an appropriate application to support it and there is also an association between the file and the program, the file should be opened.

Step 1. Install Nokia Qt Creator

The first step is to check if the computer has the Nokia Qt Creator program installed. To do this, enter the name Nokia Qt Creator into the system search engine. If it is not, installation may solve the problem, as most applications create file associations during installation. Below is a list of programs that support the file UI.

Step 2. Create association of Nokia Qt Creator with UI files

However, it may happen that the application itself does not cause the UI file to open in the Nokia Qt Creator application, but you can set it manually. This option is available from the level of Properties of a specific file available in the context menu. Information about the file and the program that the file is associated with are available here. Changes can be made using the "Change" button. It may happen that in the next window there will be no appropriate program - however, this can be corrected with the "Browse" option where you should manually indicate the program location. Checking the "Always use the selected program ..." box will permanently associate the UI file with the Nokia Qt Creator program.

Step 3. Update Nokia Qt Creator to the latest version

If, however, after binding Nokia Qt Creator with User Interface Format there were still problems, you should update the program to the latest version.

Step 4. Check for the following problems with the UI file

The problem may also be with the file itself if the above steps don't work. File problems can be divided into the following:

The UI file may be unusually small compared to the original file. Usually this applies to UI files downloaded from the Internet in case the download did not finish properly. The only repair option is to download the file again.
The most common cause here is computer viruses. A quick virus scan using an up-to-date antivirus program should clear up any doubts. Alternatively, you can use the scanners available online. However, it is important to scan the entire system, not only the file UI or the program directory. As a result of the scan, sometimes it is not possible to recover UI files, which are deleted if there is a backup of this file, then after restoring it, it must also be scanned.
A typical compatibility error - the program does not support the older version of the UI file. On their websites, developers usually offer free solutions to such problems, e.g. in the form of a conversion program or an older version of the program.
The file may be corrupted in a number of ways. Depending on the type of file, it is necessary to repair it accordingly. Some programs offer the option of recovering data from damaged UI files.
The program can also signal the fact of encryption. The encrypted UI files cannot be played on other computers than the one on which they were encrypted, they must be decrypted before using on another device.
Some of the system directories are excluded from modification. The problem is only writing to the file, not reading it. Copying the UI file to another location will fix the problem.
This can happen on a file that does not support multiple access. You may find that another program you are using is preventing you from working with the file. Running programs (including those in the background) should be verified. If the error persists after closing other programs, wait for a while. However, some background programs may block the UI file while scanning. If this does not work either, restart the device.