For users who need to check spelling, grammar, and style in multiple languages without a constant internet connection, finding an "offline installer" for Office 365 (now Microsoft 365) proofing tools is a common challenge. Microsoft does not offer a standalone "proofing tools only" offline setup file for individual users; instead, these tools are bundled into or deployed via the Office Deployment Tool (ODT) . How to Get Proofing Tools for Offline Use
You may find "Office 365 Proofing Tools offline installer" on third-party download sites (e.g., Softpedia, majorgeeks). While some are legitimate redistributions of Microsoft’s original files, :
Understanding Office 365 Proofing Tools & Offline Installation
On target PC (no internet needed):
For individual Microsoft 365 subscribers, you can generate an offline installation using the .