I want to update my holiday information. December 17, 2025 09:29 Updated You can update your holiday information by following the steps below.Tap the menu button in the upper right corner of the calendar screen.Select "Update Holiday Information." Related articles data migration, backup / restoration I purchased a plan (premium, ad-free), but it is not reflected in the app. How to sync with Google Calendar Holidays from different countries are displayed Basic operation (video explanation)