Também não tinha hipótese, contra uma app universal tipo diarium.
Sendo uma app universal existe sempre a possibilidade de....
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Para quem tem problemas com a actualização da tile do calendário, pode ter uma live tile sempre actualizada e com muito mais informação.
Tiles for Outlook
https://www.microsoft.com/pt-pt/store/p/tiles-for-outlook/9nblggh4m2h5
New features:
• Birthday tile!
• Option to modify the birthdays associated picture (on supported languages)
• Lockscreen support (shows the next 3 events if configured in the system options) Existing features: • Italian and Spanish languages (sorry, the description here is still only in French / English, translation will come soon)
• Birthdays options: o Retrieve birthdays from your contacts list o Display the age of your contacts so you won't have to calculate o Customize the birthday "cake picture" o Easily access contact options the day of their anniversary so you won't have to go through your contact list
• Calendar tile o Show a whole month in a single tile with markers for events and anniversaries o Use the same advanced customization options already available for the previous tile modes (when applicable)
• Background tasks status and information
• Multi-calendar tiles creation • Predefined themes (two available yet, but more will be added soon)
• Customizable colors to match you mood
• Customizable background
• Duplicated events filtering
• Graphical timeline to see at a glance when your events take place • Real time preview of your tile
• Tile transparency support
• Outlook Calendar tiles replacement (launches Outlook when clicked).
Não é gratuita, mas dá para avaliar e a minha já anda há uns dias e ainda funciona.