Workbook Copy-Protection for Microsoft Excel
XLS Padlock 2024.3 is available and a highly recommended upgrade Get the new XLS Padlock 2024.3, a significant update that addresses a critical issue with … Read More
XLS Padlock 2024.2 is available and a strongly recommended upgrade. Enhanced Performance and Full Compatibility with Windows 11 24H2 We’re excited to announce the release … Read More
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Office 2021 down to 2010 offer native 64-bit versions. XLS Padlock is an add-in for Excel, so it must match the same bitness as Excel.
In this article, Microsoft explains how to find the version and bitness of your Office installation
For instance, for Office 2016: start Excel. Open the File menu, and then select Account and click About Excel:
