Workaround 1:
sudo apt-get update sudo apt-get install flashplugin-installer
Enter adobe:restart under chrome
In case of error: File '/var/lib/update-notifier/package-data-downloads/partial/adobe-flashplugin_20170912.1.orig.tar.gz' is not accessible by user '_apt', cannot lower privileges for download
sudo chown -R _apt:root /var/lib/update-notifier/package-data-downloads/partial/ sudo rm /var/lib/update-notifier/package-data-downloads/partial/*.FAILED sudo apt install --reinstall update-notifier-common sudo apt-get install --reinstall flashplugin-installer
Reference: https://www.mobibrw.com/2017/8418
Solution 2: You need to turn qi ang
google-chrome --proxy-server="socks5://127.0.0.1:1080" chrome下:chrome://components/ Check for updates, then about:restart