To produce a good guide for a file named , you need to treat it as part of a multi-part archive . This naming convention is common for large software packages like ESRI ArcGIS Pro 3.0.2 or system utilities like CrystalDiskMark 3.0.2 . Quick Extraction Guide
Follow these steps to reassemble and extract the files correctly: 3.0.2.X64.part1.rar