Add, change or remove start time/duration (iOS)

1. Open the event 
2. Press 'Manage'
3. Choose 'Edit event'
4. Press 'Next' three times 

Here you can do the next changes: 

• Delete time(s)
  Select the time selection you want to delete and choose 'Remove'
• Add time(s)
  Scroll/navigate to the data and select a prefferred starting time
  
• Other options 
  When you press a previously selected time selection you can choose to add a remark or copy the time to all dates.