File extension TLS
| File type | TuneUp Utilities Logon Screen Format |
| Developer | TuneUp Corporation |
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What is a TLS file?
File with .TLS extension contains background image file, fonts and button icons used by Windows logon screen. This file can be edited using Tune Styler utility.
Tune Styler is a TuneUp Utilities tool suite which is used to apply custom settings to Windows user interface. TLS file overrides default Windows startup screen with custom logon screen when applied.
Program(s) that can open the .TLS file
Windows
How to open TLS files
If you cannot open the TLS file on your computer - there may be several reasons. The first and most important reason (the most common) is the lack of a suitable software that supports TLS among those that are installed on your device.
A very simple way to solve this problem is to find and download the appropriate application. The first part of the task has already been done – the software supporting the TLS file can be found in the table. Now just download and install the appropriate application.
Possible problems with the TLS format files
The inability to open and operate the TLS file does not necessarily mean that you do not have an appropriate software installed on your computer. There may be other problems that also block our ability to operate the TuneUp Utilities Logon Screen Format file. Below is a list of possible problems.
- Corruption of a TLS file which is being opened
- Incorrect links to the TLS file in registry entries.
- Accidental deletion of the description of the TLS from the Windows registry
- Incomplete installation of an application that supports the TLS format
- The TLS file which is being opened is infected with an undesirable malware.
- The computer does not have enough hardware resources to cope with the opening of the TLS file.
- Drivers of equipment used by the computer to open a TLS file are out of date.
If you are sure that all of these reasons do not exist in your case (or have already been eliminated), the TLS file should operate with your programs without any problem. If the problem with the TLS file has not been solved, it may be due to the fact that in this case there is also another rare problem with the TLS file. In this case, the only you can do is to ask for assistance of a professional staff.
Similar extensions
| .aawdef | Ad-Aware Definitions Format |
| .abr | Adobe Photoshop Brush Format |
| .ac$ | AutoCAD Undo Info Format |
| .acc | DR DOS - ViewMax Format |
| .acl | Microsoft Office Automatic Correction List |
| .acs | Microsoft Agent Character Structured Storage Format |
| .ad | After Dark Screen Saver Format |
| .add | Microsoft Dynamics AX Developer Documentation Format |
How to associate the file with an installed software?
If you want to associate a file with a new program (e.g. my-file.TLS) you have two ways to do it. The first and the easiest one is to right-click on the selected TLS file. From the drop-down menu select "Choose default program", then click "Browse" and find the desired program. The whole operation must be confirmed by clicking OK. The second and more difficult to do is associate the TLS file extension to the corresponding software in the Windows Registry.
Is there one way to open unknown files?
Many files contain only simple text data. It is possible that while opening unknown files (e.g. TLS) with a simple text editor like Windows Notepad will allow us to see some of the data encoded in the file. This method allows you to preview the contents of many files, but probably not in such a structure as a program dedicated to support them.