Notes about the GUL 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 GUL file type is primarily associated with 'JungUm Global Viewer' by Samsung Electronics. A Korean language document editor. A viewer is available.
Detailed information for file extension GUL:
Other applications associated with file type GUL:
- Samsung (Document) by Samsung The identifying characters used for this association are - Hex: D0 CF 11 E0 A1 B1 1A E1 00
'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.