Notes about the DRUG 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 DRUG file type is primarily associated with 'Masked Extension'.
One of many file extensions used to get material through filtered E-mail systems. The sender changes the file extension of the file being sent in order to allow it to pass through mail filters and the person getting the file is assumed to know the original extension in order to rename the file.
DRUG is supposed to mean: Data Retainer Unconditional of Guise
Detailed information for file extension DRUG:
Primary association: Masked Extension
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.