To change your default Google account, you'll first need to sign out of all of your Google accounts.
To change your Google profile picture, click your current picture in the top-right corner of any Google page and select the camera icon.
On iOS, most Google apps now have this Account menu redesign. Gemini, Google Home, Photos, and Translate put many items in the account menu. In comparison, Google Workspace apps — Docs, Drive, Gmail, ...
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