Switch between accounts in the Google Calendar app

• Set your phone screen orientation to portrait mode so your profile photo or Google Account is visible in the Google Calendar app. 
• In Menu , your current account appears at the top. Other enabled accounts appear below your current account.
• You can view all calendars for your enabled accounts at the same time:
  1. Tap Menu .
  2. Select the calendars you want to appear in the grid.

1. On your Android phone or tablet, open the Calendar app .
2. At the top right, tap your profile photo or Google Account . 
3. From the window, choose an option:
   • Select a different account: If you have multiple accounts on the app, you can select a different enabled account.
   • Manage your Google Account: Select this option to customize your Google Account. This option is only available when your current account is a Google Account.
   • Switch to work profile or Switch to personal profile: This feature only works if you use work mode on your phone and you and your work administrator enable the feature.
     • Important: To manage any personal calendars you have on your work profile, switch to the Google Calendar app associated with your personal profile.
   • Manage accounts on this device: This option takes you to your device’s Settings, where you can add, remove, or update accounts.
   • Add another account: You can add another account to the Google Calendar app. When you add a new account, it appears as your current account.
4. Your profile photo or Google Account  shows the account you switch to.

Tips: 

• Before you switch to a different account, save any changes or updates.
• If an account is ineligible for a specific action, Google Calendar notifies you and automatically switches to the eligible account.