To modify a time entry, find it in the list and click on the row.
A form to edit the time entry will appear from the right side of the screen.
Make the necessary modifications to the time entry. When done, then click "Save and close".
Note: Only time entries in the Draft, Submitted or Rejected status can be modified. Once approved, they cannot be modified anymore.
If you need to modify an approved timesheet, you will need to unapprove it first.