Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely if not updated in time. To avoid disruption, we recommend reviewing the guidance and taking action to update certificates in advance. For details and ...

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Excel incorporates Power Query (also called Get & Transform) technology to provide greater capability when importing, refreshing, and authenticating data sources, managing Power Query data sources, and shaping the data into a table that fits your requirements.