Frequently asked questions
In worklog popup comments section is mandatory by default and you can configure how many character has to be entered. To configure it click on General menu under Settings. Now under Worklog tab you have option to configure min length for worklogs where setting it to '0' would make it a non mandatory field.
From calendar view you can easily copy worklogs by two different ways. One by right clicking on the event and click on the copy menu which will open worklog popup where you can provide date and time of target worklog. Second option is even quicker and easier, just press the Alt key and drag and drop the worklog where you want it to be copied.
You can change the list of tickets shown in the suggestion drop down by changing the JQL. To change the JQL, go to Advanced Settings page and find the JQL corresponding to "Ticket suggestions JQL" label. You cannot edit the default JQL as it is for reference only, but you can edit the instance specific JQL.