Answer by AppleDevX for YouTube videos don't work despite installing Flash...
You need to remove Youtube's HTML5 trial in order for the flash player to work and remember your preferences.First join the trial, and then leave it. Leaving the trial is the only way to force YouTube...
View ArticleYouTube videos don't work despite installing Flash Player
I just bought a new MacBook Pro with Retina display and I went to youtube.com in Safari to play a video, but the videos required Adobe Flash.I downloaded Flash Player and installed it, but the videos...
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