Format a small USB drive (usually 8GB or less) to FAT32 .
If you have downloaded this archive, it likely contains firmware or a recovery tool for an electronics device. Here is a blog post template you can use to document or share this file. FGY1215HD.rar
Because .rar is a proprietary compression format, you cannot open it with standard Windows or Mac tools by default. You will need a third-party utility: Format a small USB drive (usually 8GB or less) to FAT32