Notes about the SDO file extension:
To open this file type, a required software must be installed. Without it you only see a Windows message "The following file cannot be opened
" (Windows 7) or "How do you want to open this file?
" (Windows 10) if you double-click the file. There click on "More apps"
and choose a suitable software to view such files on your PC or from email attachments.
The SDO file type is primarily associated with 'DB/TextWorks' by Inmagic, Inc.. Inmagic TextWorks and WebPublisher PRO together provide a do-it-yourself customizable solution for information management.
Detailed information for file extension SDO:
Hex: 53 44 4F 20 30 30 34 20 , ASCII: SDO.004
Other applications associated with file type SDO:
- Sealed (Word Document) by SealedMediaSealedMedia software integrates with existing business systems to deliver protection of valuable digital information. It enables complete control over who can use sensitive information and when. The originator can change rights to access and use a document even after itís been delivered including revoking access. The Mime types used with this association are: application/vnd.sealed.doc. The identifying characters used for this association are - Hex: 53 6F 66 74 53 45 41 4C 20 , ASCII: SoftSEAL Related links: Unsealer
'Identifying characters' used on FILExt.com are
provided by Marco Pontello from his TrID database
To change file associations press Windows Key
and then Apps and Features
> Default apps
> Choose default apps by file type
Invalid file associations could be the result of underlying issues within your Windows PC.