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Important: You don't need to remove old security information unless there is an account security risk (e.g. someone else has access to your old mailbox).

When you open a file and make your first changes, AutoSave saves those changes and a new version of the file is added to the version history. After that even though AutoSave is regularly saving your changes to the file, new versions are only added to the version history periodically (about every 10 minutes) for the remainder of your editing session.

The display language you select changes the default language used by Windows features, such as Settings and File Explorer. Select Start > Settings > Time & Language > Language.

Windows Update Delivery Optimization helps you get Windows updates and Microsoft Store apps more quickly and reliably. You’re in control over whether you use Delivery Optimization with the settings described in this article.

Obtén información sobre cómo puedes usar la aplicación gratuita Microsoft Authenticator para iniciar sesión en todas tus cuentas sin usar una contraseña.

Installing and using add-ons. If you're missing an add-on that you need to view a page, Internet Explorer will let you know, and will prompt you to install the add-on.

There are a few common scenarios in which Windows running on a PC might be discovered to be non-genuine during validation. Repairs. If your PC has been repaired, you might start to see messages on your desktop that Windows isn't genuine.

Informazioni su come eseguire lo strumento di risoluzione dei problemi di Windows Update per risolvere gli errori di download o installazione degli aggiornamenti Windows.

Why some files won't open in Internet Explorer. Internet Explorer uses add-ons such as Adobe Reader to view some files in the browser. If a file that needs an add-on won't open, you might have an older version of the add-on, which needs to be updated.