Add AllDup to the context menu of the Windows ExplorerActivate this option so that you can start a search process with a folder via the context menu of Windows Explorer. Under Windows 11, AllDup must be started with explicit admin rights so that this option can be changed.
Unicode-Text SupportThis option enables AllDup to display Unicode characters from languages such as Chinese, Japanese, Korean or Russian.
File Date Display FormatHere you can specify the display format of the file date at the search result.
User InterfaceHere you can specify a color theme for the user interface.
Application data folderHere you can view and open the folder were AllDup stores the application data.
Folder for temporary filesAt this folder AllDup will extract files from archives or create files necessary for the file preview. All temporary files that have been created after the search for duplicate files was started will be automatically deleted after closing the search result.
Delete entries from log file when they are more than ...This option causes entries to be automatically removed from the log file after a specified number of days.
External program for comparing the contents of two files:This option enables you to specify an external file comparison utility to be used with two highlighted files at the search result. Right-click two highlighted files at the search result and use the command 'Compare highlighted files'. The two highlighted files from the search result have to be specified via the wildcards %1 and %2. Example: C:\Windiff.exe %1 %2
%1 = "C:\Data\db.txt"
%2 = "X:\Backup\abc.txt"
%3 = C:\Data
%4 = X:\Backup
%5 = db.txt
%6 = abc.txt
Compare these file types using Microsoft Word:This option enables you to specify various file extensions that will be opened with the compare function of Microsoft Word. Each of the file extensions has to be separated by a comma. Example: doc,docx,rtf
External Program to open a folderThis option enables you to specify an external program to be used to open a folder.
Example: explorer.exe "%1"
The placeholder %1 will be replaced with file path & file name and the placeholder %2 with the file path only:
%1 = "C:\Data\db.txt"
%2 = "C:\Data\
External Program to open with file(s)This option enables you to specify an external program to be used to open with all highlighted files.
Example: C:\texteditor.exe %1
The placeholder %1 with be replaced with all highlighted files: "file1" "file2" ...