win10 or 8
firefox
https://fpdownload.adobe.com/get/flashplayer/pdc/31.0.0.122/install_flash_player.exe
chrome
https://fpdownload.adobe.com/get/flashplayer/pdc/31.0.0.122/install_flash_player_ppapi.exe
https://www.widevine.com/solutions/ 这玩意被墙了 很难下载到 。