进入终端
Ctrl+Alt+F4隐藏鼠标
/usr/share/lightdm/lightdm.conf.d/*.conf取消光标跳动和代码滚动
sudo nano /boot/cmdline.txt
consoleblank=1 logo.nologo quiet loglevel=0 plymouth.enable=0 vt.global_cursor_default=0 plymouth.ignore-serial-consoles splash fastboot noatime nodiratime noram