: Use a tool like 7-Zip or WinRAR to extract the contents.
Because .rar files can execute scripts or contain malicious software, with a trusted antivirus like Trend Micro before opening it, especially if it was downloaded from an unverified source. datastore.rar
Do you have that generated this file, or are you trying to import it into a particular program? How good is my datastore? - Code Review - Developer Forum : Use a tool like 7-Zip or WinRAR to extract the contents