Tips to open XLS3 file

Can't open the XLS3 file? You are not the only one. Thousands of users face similar problems every day. Below you will find tips on how to open XLS3 files as well as a list of programs that support XLS3 files.

XLS3 file extension

File Name Microsoft Excel 3 For Mac Spreadsheet
File Developer Microsoft Corporation
File Category Spreadsheet Files

The XLS3 file is supported on 2 operating systems. Depending on your operating system, you may need different software to handle the XLS3 files. Below is a summary of the number of programs that support and open the XLS3 file on each system platform.

Operating systems
  • 1
  • 1
  • 0
  • 0
  • 0
  • 0

What is XLS3 file?

The file with the extension XLS3 is the Spreadsheet Files file type. It was designed by Microsoft Corporation. Spreadsheet Files consists of 100 similar files. Microsoft Excel 3 For Mac Spreadsheet is most often found on 2 operating systems. Although it can be found with greater or lesser success on any operating system, it will only be useful on Mac OS, Windows. The main program that supports this format is Microsoft Excel. This was created by Microsoft Corporation. There are also 1 alternative programs to handle the XLS3 file. You can use Microsoft Office in case Microsoft Excel cannot be used.

How to open XLS3 file?

An often recurring problem with Microsoft Excel 3 For Mac Spreadsheet is that XLS3 is not associated with the correct program file. This causes the file XLS3 to open by system applications not designed for this purpose, or to display a message that there is no associated program. This problem can be easily remedied.

The first thing you should do is just "doubleclick" on the XLS3 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 Microsoft Excel

In this case, you should first verify that the Microsoft Excel application is installed on the computer. The easiest method is to use the system search engine by entering the program name Microsoft Excel in it. If it is not, installation may solve the problem, as most applications create file associations during installation. Later in this article you will find a list of programs that can open XLS3 files.

Programs to open XLS3 file

Remember to download programs supporting XLS3 files only from verified and safe sources. We suggest using the websites of software developers.

Step 2. Create association of Microsoft Excel with XLS3 files

If the application is or has been freshly installed, but the XLS3 file still does not use the Microsoft Excel program, it means no association. This option is available from the level of Properties of a specific file available in the context menu. The displayed window will contain information about the program that supports this type of file. Using the "Change" button we can set the program to handle this type. The program should be visible in the window, otherwise it should be selected manually using the "Browse" button and the program installation directory should be indicated. Checking the "Always use the selected program ..." box will permanently associate the XLS3 file with the Microsoft Excel program.

Step 3. Update Microsoft Excel to the latest version

The fault may also lie with the Microsoft Excel program, it is possible that Microsoft Excel 3 For Mac Spreadsheet requires a newer version of the program. In this case, use the Microsoft Corporation website or update the program from the application.

Step 4. Check for the following problems with the XLS3 file

If the above steps do not help, you can assume that the file itself is not correct. File problems can be divided into the following:

The XLS3 file may be unusually small compared to the original file. Usually this applies to XLS3 files downloaded from the Internet in case the download did not finish properly. The file should be downloaded again, making sure that the process has finished correctly.
The operating system may be infected with a computer virus. A virus scan using an up-to-date antivirus program should fix the problem. Some antivirus vendors also provide free online scanners. However, it is important to scan the entire system, not only the file XLS3 or the program directory. As a result of the scan, sometimes it is not possible to recover XLS3 files, which are deleted if there is a backup of this file, then after restoring it, it must also be scanned.
Older version of XLS3 file may not always be supported by the latest software version. Help should be sought from the software developer, as they usually recommend using free file converters or installing an older version of the program.
The file may be corrupted in a number of ways. Repairing is very dependent on the file type. Some programs offer the ability to automatically repair XLS3 file corruption. The easiest way to restore the file is from a backup or by contacting Microsoft Corporation, but this one can be expensive. Not all damage can be reversed.
The program can also signal the fact of encryption. The encrypted file XLS3 except for the special designation, works normally, but only on the device where it was encrypted, before transferring it to another machine, decryption is required.
Some operating systems do not allow file operations in certain locations, eg in system directories or directly on the system drive. The problem is only writing to the file, not reading it. It is best to move XLS3 to a different directory.
This problem usually affects more complex files. Some file types can only be opened in one program at a time. Closing other programs should help. If the error persists after closing other programs, wait for a while. Antivirus programs or a backup being made may lock the file for a while without the user's knowledge. If the problem persists, restart the machine.