# [DocuWorks Viewer Control Options] - [Communication] [Preferences] dialog box

Use this tab to set the preferences for downloading documents, along with temporary file settings.

### [Communication Settings]

Set the download limit for DocuWorks files.

- [Download all]
  Downloads all DocuWorks files.
- [Download partially]
  Downloads DocuWorks files partially, such as the currently displayed pages. However, all DocuWorks files smaller than the specified size will be downloaded.
  Downloaded data will be stored in [Location of temporary file] specified in [Temporary Files Settings].
  The default setting is 100 KB.

### [Temporary Files Settings]

Specify the file size and the location when [Download partially] is selected.

#### [Maximum size]

Specify the maximum file size for downloading.
The default setting is 50 MB. The setting can range from 1 to 99 MB.
Note
If the total size of downloaded files exceeds the specified limit, the files with the earliest download dates will be deleted.

#### [Delete Temporary Files]

Deletes the stored temporary files.
Any open file will be deleted when the window is closed.

#### [Location of temporary file]

Specify the folder for storing temporary files. Click [Browse], and select a folder in the [Browse for folder] dialog box.