Under Block these files → Specific Files, select from the following options to determine which files you
want to block for this rule:
File types: select to choose all file
types, or click Show details to choose specific
file types. Refer to Table 5-2 through Table 5-7 under About Available File Types.
To add or remove specific filenames or extensions, click Show
details next to File names to expand the
content.
Add or Delete files and/or file
extensions as required.
Select Block file type or names within compressed files
to perform that action.