: They usually stripped out bloated promotional files and combined multi-part language files into one single installation command line.
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: If you are using this for business or personal data, it is strongly recommended to upgrade to a supported version like Microsoft 365 Office 2021 Security Scan
Understanding how the x64 edition revolutionized spreadsheet data limits—and how users safely install it today—requires a dive into architecture, system requirements, and modern security protocols. The 64-Bit Revolution in Office 2010 MICROSOFT OFFICE 2010 EXCEL X64 -thethingy-
While the release from "thethingy" represents a classic era of software file sharing, installing it today poses severe risks.
Before 2010, Microsoft Office operated strictly as a 32-bit (x86) application suite. This imposed a severe ceiling on heavy data processing. The 32-bit architecture could only address a maximum of 4 gigabytes (GB) of system RAM, out of which a single application like Excel could realistically use only 2 GB.
For more formal technical papers or guides, you can refer to these official sources: Microsoft Office 2010 Product Guide (PDF) : They usually stripped out bloated promotional files
For offline data work, accounting, and general productivity, Excel 2010 x64 is arguably superior to many newer versions because it gets out of your way. It does not force AI features (Copilot) down your throat, and it does not rearrange your buttons with updates.
Repacks by uploaders like "-thethingy-" gained massive popularity for a few reasons:
Microsoft officially ended all support—including mainstream, extended, and security updates—for Office 2010 on . If you share with third parties, their policies apply
If you are looking for specific for Office 2010 deployment
However, the "thethingy" is today a . While it can still function on an isolated, offline machine, its lack of security updates makes it a dangerous liability in any modern, connected environment.
Open the x64 folder and double-click setup.exe 1.2.1.
Follow the prompts to enter your product key or utilize the activation mechanism provided in your installer 1.2.4 . Important Considerations (Compatibility)
Excel 2010 x64 introduces the LongLong (8-byte signed integer) in VBA. It is and only in VBA7 (Office 2010+).