Like many new file formats, MTS videos files, also referred to as AVCHD, did not have a lot of uploading support from popular websites, such as Facebook. This forced many people to turn to file converters to get their personal high-definition videos online. Facebook eventually began supporting the file type, however, allowing users to upload files as large as 1024 MB and as long as 20 minutes using the website’s video uploading tools. Writer Bio
