However, no definition of Docx extension files or features which is added in the latest version of MS Word 2007 inside MS Word 2003. So that it is unable to read Docx file and give the error message" this file is not in a recognizable format". There is lots of situation where you face this kind of error messages. This kind of error message is appeared in the case of corruption. After occurrence of corruption, you are unable to open it again. When your Docx file got corrupted and the original format is changed due to corruption. SysTool Docx Repair is one of the easy to use solutions to Repair Damage Word File. Software efficiently Repair Damage Word File and give the fresh copy of corrupted file. There are two options available such as save in Docx or save in RTF format. As per your requirement, you can choose one of them. If you choose first option that you can only access your file inside MS Word 2007 & if you choose the other option, you can access your file inside any version of MS Word excluded MS Word 2007. For showing the preview of corrupted Docx file you can use demo version and to get complete functionality of Software. To get satisfied after use our demo version, you can purchase full licensed version of SysTools Docx Repair at $45.To know more information and ask any queries about software you can contact our support section at any time 24x7