YouTube Video and Audio Downloader (WebEx) 的评价
YouTube Video and Audio Downloader (WebEx) 作者: feller
John Golby 的评价
评分 5 / 5
来自 John Golby,5 年前Yet again a new Firefox (66.0.2) update has messed this downloader up hence the signatureLocal: Signature cannot be verified message. This downloader also hasn't been updated for seven months so that probably adds to the problem - when working it's a five star extension.