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Convert WK1 to XLSX

You have the option to convert your wk1 file to xlsx, as well as a variety of other formats, using our free online converter.

How to convert wk1 to xlsx?

Step 1

Upload wk1-file

You can select wk1 file you want to convert from your computer, Google Drive, Dropbox or simply drag and drop it onto the page.
Step 2

Select «to xlsx»

Choose xlsx or any of the other 200+ supported formats you'd like to convert to.
Step 3

Download your xlsx file

Please wait for the conversion to complete, then click on the download button to obtain your converted file in the xlsx format.

The security of your files is our priority

Understanding the importance of the security of our users' data, we have implemented a number of measures to ensure reliable file conversion without the risk of information leakage or privacy violations.

Data encryption

All information uploaded to our platform is SSL encrypted, ensuring privacy during transmission.

Safe storage

After the conversion is completed, the files are stored on secure servers for 24 hours and are automatically destroyed, excluding access by third parties.

Harmless scripts

Our file conversion tools are regularly tested for malicious code or vulnerabilities to eliminate the risk of a potential cyber attack.

Best tool to convert wk1 to xlsx

wk1 to xlsx Fast and easy

Simply drag and drop your wk1 files onto the webpage, and you'll be able to convert them to xlsx or over 250 different file formats, all without having to register, provide an email address, or include a watermark.

Secure wk1 to xlsx Conversion

As soon as you upload your wk1 files, we instantly delete them. Converted files are then deleted after 24 hours. Furthermore, we ensure that all file transfers are secure through advanced SSL encryption.

No Software Installation Required

You don't have to go through the hassle of installing any software. We handle all wk1 to xlsx conversions in the cloud, which means that none of your computer's resources will be used in the process.

wk1

Extension.wk1
Category🔵 documents
Description🔵 WK1 is a spreadsheet file format used by Lotus 1-2-3, a popular spreadsheet software in the 1980s and 1990s. It was the primary format for Lotus 1-2-3 until the release of Lotus 1-2-3 version 9, which introduced the WK3 format. The WK1 format was used for storing spreadsheet data, formulas, formatting, and other information.
Technical details🔵 The WK1 format is a binary file format that stores data in rows and columns. The file consists of a series of records, each of which contains information about the spreadsheet, such as the number of rows and columns, the width and height of each cell, the formatting information for the cells, and the data contained in the cells. The data in the file is organized into sheets, with each sheet containing a separate table of rows and columns. The WK1 format supports a wide range of formatting options, including font styles, borders, colors, and alignment. It also supports a variety of mathematical and logical functions that can be used to manipulate data in the spreadsheet. Additionally, the WK1 format supports charts and graphs, which can be created and embedded within the spreadsheet.
Developer🔵 IBM
MIME type
🔵 application/vnd.lotus-1-2-3, application/x-123
🔵 application/lotus123
🔵 application/x-lotus123
🔵 application/wk1
🔵 application/vnd.ms-excel
🔵 zz-application/zz-winassoc-wk1

Office Open XML Document

Extension.xlsx
Category🔵 documents
Programs
🔵 Microsoft Office
🔵 LibreOffice
🔵 Kingsoft Office
🔵 Google Docs
Main program🔵 Microsoft Office
Description🔵 .xlsx (Microsoft Excel Open XML Spreadsheet) The .xlsx format is the default file format for spreadsheets created in Microsoft Excel, starting with Excel 2007 and later versions. It is part of the Office Open XML specification and utilizes XML and ZIP compression to reduce file sizes. The .xlsx format is capable of handling complex spreadsheets with data, formulas, charts, pivot tables, and various formatting options. It is more efficient and secure compared to the older .xls format and is commonly used in business, education, and personal data management.
Technical details🔵 Introduced in Excel 2007 as part of the Office Open XML (OOXML) standard, the `.xlsx` format represents a significant advancement from the older `.xls` format. It utilizes XML within a ZIP archive structure to enhance data readability and efficiently organize elements such as worksheets and shared strings. This format can handle extensive datasets, supporting up to 1,048,576 rows and 16,384 columns per sheet. Additionally, it includes advanced features like formulas, charts, pivot tables, and VBA macros. The use of shared XML files helps optimize file size. `.xlsx` promotes cross-platform interoperability, integrates security features such as digital signatures and encryption, and even offers a macro-enabled `.xlsm`
Developer🔵 Microsoft
MIME type
🔵 application/vnd.openxmlformats-officedocument.spreadsheetml.sheet

FAQs on wk1 to xlsx Conversion

❓ How do I change wk1 to xlsx?
To get started, either pick a file you want to convert from wk1 and select it or drag and drop it into the conversion tool. Next, select the desired format that you wish to convert your file to. Once you have selected the format, click the "convert" button and wait for the tool to finish converting your file.
⏳ What is the estimated time it will take to convert wk1 to xlsx?
Typically, image conversions only take a few seconds, so you can expect a speedy conversion when changing wk1 to xlsx.
🛡️ Can I trust OnlineConvertFree to convert wk1 to xlsx securely?
Absolutely! We take your security seriously, and guarantee the protection of your uploaded and converted files. No one will have access to your information since we delete all files once the conversion process is complete. You can trust that all types of conversions, including wk1 to xlsx, are 100% safe on OnlineConvertFree.
📱 Is it possible to convert wk1 to xlsx without having to install any software?
Yes, that's right! OnlineConvertFree doesn't require any installation, which means that you can convert any files, including wk1 to xlsx, on your computer or mobile device, completely online.