- 确认是否安装时间指示器:
sudo apt-get install indicator-datetime
- 如果已经安装,重新配置它:
sudo dpkg-reconfigure --frontend noninteractive tzdata
- 重启Unity:
sudo killall unity-panel-service
sudo apt-get install indicator-datetime
sudo dpkg-reconfigure --frontend noninteractive tzdata
sudo killall unity-panel-service