If you want a free desktop experience without a subscription, open-source alternatives offer excellent compatibility with Word, Excel, and PowerPoint files:
There are high-quality, completely free, and legal office suites that are compatible with Microsoft Office file formats and have been proven over decades of development. microsoft office 2013 pre activated
Yes, many computers sold between 2013 and 2015 came with legitimate pre-installed Office 2013. In these cases, the software should have included a product key on a Certificate of Authenticity sticker. If you have this, you can reinstall using your key. If you want a free desktop experience without
The good news is that you have legitimate alternatives. Microsoft Office Online is completely free and runs in any web browser. A one-month free trial of Microsoft 365 gives you full access to the latest Office applications. And if you need a desktop suite long-term, LibreOffice and Google Workspace provide excellent functionality at no cost. If you have this, you can reinstall using your key
Developers of these files modify the original software installation files (often the executable or core library files) to fool the system into believing a valid license key has been entered.
LibreOffice is a completely free, open-source office suite that can open and edit Microsoft Office file formats. It includes word processing, spreadsheet, presentation, drawing, and database applications. While it doesn't match Office's polish, it's more than capable for everyday tasks.