The changelog provides an overview of the changes that have been made to a player including the date, edited value, and user.
To check it, perform the following steps:
Go to Channels > Location.
Select the location of the player that you want to edit.
In the Managing players pane, double-click on the player or select it and click on Edit.
Switch to the Changelog tab.
Optionally, filter the changelog entries in the following ways:
Select Display last entries and specify the number of entries you want to see.
Select Filter entries and specify a time frame. Click on Filter the set time to apply the filter.