Learn how to tell if your Office software is genuine. To help determine if your Microsoft software is genuine, go to our How to Tell site for more information. Here you'll learn about authentic packaging, including what to look for with product key labels, and Certificate of Authenticity (COA), how to report counterfeit software, and find out what your shopping and licensing options are.

Microsoft アカウントに関連付けられているメール アドレスと電話番号は エイリアスと呼ばれ、同じ連絡先、オンライン ストレージ、サブスクリプション、アカウント設定を使用します。

If you accidentally delete a file or folder in OneDrive, you may be able to recover it later from the OneDrive recycle bin.. For info about restoring a SharePoint file or folder, see how to restore items from the SharePoint recycle bin.For info about restoring SharePoint files stored in OneDrive, see Restore a previous version of a file in OneDrive.

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Training: Watch and learn how to create a PowerPoint presentation, add/format text, and add pictures, shapes, and/or charts.

Notes: Meeting recordings won't capture whiteboards, annotations, shared notes or content shared in the stage view by apps, and also won't include videos or animations embedded in PowerPoint Live presentations.

Get productive quickly with Microsoft 365 videos and tutorials. Explore Microsoft 365 training guides and tips to collaborate with anyone, anywhere.

Invisible digital signatures in Word, Excel, or PowerPoint. An invisible digital signature, like a visible digital signature line, assures the authenticity, integrity, and origin of a document.

Notas: A sua palavra-passe do Hotmail ou Outlook.com é a mesma que a palavra-passe da sua Conta Microsoft. Se conseguir iniciar sessão mas estiver a ter problemas com o Outlook.com, verifique o estado do serviço.Se o estado não estiver verde, aguarde até que o serviço volte ao normal e tente novamente.