Some users cite authentication bug between macOS 15.5 Mail application and Google, Microsoft servers

Sometimes the services you rely upon don’t play nice with macOS updates and vice versa. Per AppleInsider and Reddit, some macOS 15.5 Mail users are dealing with authentication issues when using the app with Microsoft or Google accounts. The exact cause seems to be unknown, but a post in the r/mac subreddit by u/Jollylook explains […]
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