How to Import Holiday Dates from Enrico 2.0 to Lightning Extension for Mozilla Thunderbird
1.) Right-click on Home Calendar and choose New Calendar....
2.) Choose On the Network option and click Next.
3.) Choose
iCalendar (ICS) as format. Copy and paste the Enrico iCalendar URL into
Location textbox. If you don't know the URL get one
here. Click
Next.
4.) Customise your calendar and click Next.
5.) New calendar is ready to use. Click Finish.