It looks like you have provided a text about the free software 'AllDup' and its features, along with some version history information.

Based on this text, I can help you with the following:

1. Downloading the latest version of AllDup: You can download the latest version (4.5.50) of AllDup from the given link or from a reliable source.

2. Features of AllDup: According to the text, AllDup is a tool that searches and removes duplicate files on your computer using its fast search algorithm. It can find duplicates of any file type, including text, pictures, music, and movies.

Some additional information I found:

* AllDup is available in multiple languages, including Arabic, Chinese, Czech, Danish, Dutch, English, Finnish, French, German, Greek, Hungarian, Italian, Korean, Polish, Portuguese, Russian, Slovenian, Spanish, Swedish, Thai, Turkish, Ukrainian, and Vietnamese.

* The software has a user-friendly interface that allows you to find, view, and remove files with duplicate content.

* AllDup is available for Windows operating systems.

Please let me know if there's anything else I can help you with.

Free downloads AllDup 4.5.50