WK1 File Extension

What is WK1 file?

WK1 filename suffix is mostly used for Lotus Worksheet files. IBM defined the Lotus Worksheet format standard. WK1 files are supported by software applications available for devices running Linux, Mac OS, Windows. Files with WK1 extension are categorized as Data Files files. The Data Files subset comprises 1326 various file formats. The most popular program for handling WK1 files is Lotus 1-2-3, but users can choose among 9 different programs that support this file format. Software named Lotus 1-2-3 was created by IBM. In order to find more detailed information on the software and WK1 files, check the developer’s official website.

Programs which support WK1 file extension

Below you will find an index of software programs that can be used to open WK1 files divided into 3 categories according to system platform supported. Files with WK1 extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.

How to open file with WK1 extension?

There can be multiple causes why you have problems with opening WK1 files on given system. What is important, all common issues related to files with WK1 extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. We have prepared a listing of which will help you resolve your problems with WK1 files.

Step 1. Install Lotus 1-2-3 software

Problems with opening and working with WK1 files are most probably having to do with no proper software compatible with WK1 files being present on your machine. This issue can be addressed by downloading and installing Lotus 1-2-3 or different compatible program, such as Microsoft Excel, Apache OpenOffice, WordPerfect Office. Above you will find a complete listing of programs that support WK1 files, classified according to system platforms for which they are available. One of the most risk-free method of downloading software is using links provided by official distributors. Visit Lotus 1-2-3 website and download the installer.

Step 2. Check the version of Lotus 1-2-3 and update if needed

If the problems with opening WK1 files still occur even after installing Lotus 1-2-3, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of Lotus 1-2-3 is available. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. The reason that Lotus 1-2-3 cannot handle files with WK1 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 Lotus 1-2-3.

Step 3. Assign Lotus 1-2-3 to WK1 files

If you have the latest version of Lotus 1-2-3 installed and the problem persists, select it as the default program to be used to manage WK1 on your device. The next step should pose no problems. The procedure is straightforward and largely system-independent

Selecting the first-choice application in Windows

• Right-click the WK1 file and choose Open with option
• Click Choose another app and then select More apps option
• The last step is to select Look for another app on this PC option supply the directory path to the folder where Lotus 1-2-3 is installed. Now all that is left is to confirm your choice by selecting Always use this app to open WK1 files and clicking OK.

Selecting the first-choice application in Mac OS

• By clicking right mouse button on the selected WK1 file open the file menu and choose Information
• Open the Open with section by clicking its name
• Select Lotus 1-2-3 and click Change for all...
• A message window should appear informing that This change will be applied to all files with WK1 extension. By clicking Continue you confirm your selection.

Step 4. Check the WK1 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 WK1 file. It is probable that the file is corrupted and thus cannot be accessed.

1. Check the WK1 file for viruses or malware

Should it happed that the WK1 is infected with a virus, this may be that cause that prevents you from accessing it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. If the WK1 file is indeed infected follow the instructions below.

2. Check whether the file is corrupted or damaged

Did you receive the WK1 file in question from a different person? Ask him/her to send it one more time. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. When downloading the file with WK1 extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Ensure that you have appropriate access rights

Sometimes in order to access files user need to have administrative privileges. Log in using an administrative account and see If this solves the problem.

4. Verify that your device fulfills the requirements to be able to open Lotus 1-2-3

If the system is under havy load, it may not be able to handle the program that you use to open files with WK1 extension. In this case close the other applications.

5. Check if you have the latest updates to the operating system and drivers

Latest versions of programs and drivers may help you solve problems with Lotus Worksheet 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 WK1 files affecting older versions of given software.

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