Synchronize time every trading day:
1) Synchronize your computer time by installing app on your computer:
https://www.speed-soft.de/software/time_sync/index.php
or
https://cmegroupclientsite.atlassian.net/wiki/spaces/EPICSANDBOX/
pages/47089864/Network+Time+Protocol
Here is the main reason for time synchronization:
If you fail to synchronize your computer time on each trading day, you may encounter constant price line delays on the charts.