Microphone Test - Check Your Mic With Our Online Tool _ OnlineMicTest - Google Chrome 2020-06-17 22-54-51.mp4: Sorry, we couldn't upload your file because we don't support that file type. Supported file types: zip, pdf, xml, txt, csv, doc, docx, xls, xlsx, ppt, pptx, jpg, jpeg, gif, png. It gave me this error. What file do I have to convert it to? It dose not have anything at the end right now.