To safely modify or create these keys, follow these steps provided by Microsoft Support : Exit all Office applications.
A specific registry key, ms-word: , is used to define how the system handles links to Word documents. This is particularly useful for suppressing when opening email links. Ms Word Registry Key
The Windows Registry serves as the central database for Microsoft Word’s configuration. It stores everything from user preferences and toolbars to security protocols. Modifying these keys is often the only way to resolve persistent formatting issues, suppress security warnings, or force specific document behaviors that are not accessible via the standard UI. To safely modify or create these keys, follow
Open the Registry Editor (type regedit in the Windows Search box). Navigation: Browse to the subkey listed above. The Windows Registry serves as the central database
Always Back up the Registry before making changes.
If a problem occurs, use the File > Import feature in the Registry Editor to restore your backup. 5. Troubleshooting Application Settings
Force a Word document to open in edit mode from an email link