The solution to the five dots on the Ubuntu desktop that keeps appearing in circles
Problem Description
There are always five points in the middle of the Ubuntu16.04 interface appearing cyclically, as shown in the figure below.
solution
Open the terminal on the desktop.
sudo gedit /etc/default/grub
Find the line of text below.
Delete the content in the quotation marks and become:
After saving in the upper right corner, update grub.
sudo update-grub
Finally rebootrestart the system.