How to sync contacts and calender with DAVx5

Howto] Sync Google calendar/contacts with DAVx⁵(DAVdroid)

Description:

Some people still uses or need to sync with Google Contacts and/or Calendars, this tutorial explains how to sync Contacts and Calendars without the need of Google Sync Adapters.

Details:

All calendars follow the same URL https://www.google.com/calendar/dav/[CalID]/events.

CalID can be found on Google Calendar > Calendar settings > (selected calendar) Integrate calendar

NOTE:

Accounts with 2FA need an app password.

Go to Google App passwords and create a new app password.

How to sync Calendars/Contacts

NOTE: In these examples will be used username@gmail.com as username.

• Install DAVx⁵(DAVdroid) from F-Droid
• https://f-droid.org/en/packages/at.bitfire.davdroid/
• Add new account (Plus icon)
• Select "Login URL and user name"
• Base URL: https://www.google.com/calendar/dav/username@gmail.com/events
• Username: username@gmail.com (your Google/Gmail username)
• Password: <Your Google/Gmail password or App password if 2FA enabled>

Sync other calendars

• Find the CalID of the calendar you want to sync (Google Calendar > Calendar settings > (selected calendar) Integrate calendar (Calendar ID) )
• Follow the same has above but replace username with CalID
• Example with Portugal Holidays
• Base URL: https://www.google.com/calendar/dav/portuguese__pt_br@holiday.calendar.google.com/events
• Username: username@gmail.com (your Google/Gmail username)
• Password: <Your Google/Gmail password or App password if 2FA enabled>

Do the same with other calendars.

Source reddit