Because Microsoft no longer officially sells or provides direct downloads for these legacy versions, obtaining them requires specific methods:
Microsoft Office for Mac OS X 10.9.5 (Mavericks) is a legacy configuration that presents specific compatibility challenges. To run Microsoft Office on this version of macOS, you must use specific older versions of the software or modern web-based workarounds, as current Microsoft 365 desktop apps require significantly newer operating systems. microsoft office for mac os x 10.9.5 free download
Verify the file size (~700MB–1GB) and SHA1 checksum if possible. Because Microsoft no longer officially sells or provides