When you ask Copilot in PowerPoint to create slides from a Word document, the feature may fail without generating any content. This problem often occurs because of file format restrictions, permission gaps, or content structure issues in the source document. The Copilot feature requires a specific file type and a clear heading hierarchy to parse … Read more
When you ask Copilot in PowerPoint to create a new slide or rewrite existing content, the output may ignore your company brand template. Instead of using the correct fonts, colors, and layout, Copilot generates slides with default Office themes. This happens because Copilot does not automatically detect or enforce the applied template when generating new … Read more
You click the Copilot button in Outlook and select Summarize, but the pane shows the error Copilot cannot summarize this email thread. This usually happens when the email conversation has more than 50 messages, contains unsupported file attachments, or has a corrupted thread structure. This article explains the three root causes and gives you a … Read more
You open a meeting invitation in Outlook and expect Copilot to automatically suggest or send an RSVP response. Instead, nothing happens or you see an error message. This problem occurs because Copilot’s automatic RSVP feature relies on specific permissions, settings, and licensing that must be correctly configured. This article explains the root cause of the … Read more
When you ask Copilot in Outlook to schedule a meeting or check free time, it might reply with an error or a generic response that does not reflect your actual calendar data. This problem usually occurs because Copilot lacks permission to read your Exchange Online calendar or because the required Microsoft Graph connection is blocked … Read more
After a recent Microsoft 365 update, the Copilot button may vanish from the ribbon in Word, Excel, PowerPoint, or Outlook. This happens because the update resets certain add-in or feature settings, or because your Microsoft 365 subscription license was temporarily disconnected. The Copilot button is controlled by a combination of licensing, service connectivity, and a … Read more
When you use Copilot in Word, Excel, or PowerPoint, the app may prompt you to sign in again every few minutes. This happens even though your Microsoft 365 account is already connected. The repeated sign-in loop stops your work and blocks access to Copilot features such as draft generation, summary, and chat. This article explains … Read more
You click the Copilot button in Word, Excel, or PowerPoint, but instead of opening the side pane inside the app, your default browser launches a new tab pointing to copilot.microsoft.com. This behavior disrupts your workflow because you lose inline context, cannot drag responses into your document, and must switch between windows constantly. The issue occurs … Read more
You open Microsoft 365 Chat in Teams or the web app and the dropdown that lets you switch between Copilot models — like GPT-4, GPT-4 Turbo, or a custom model — is gone. This is not a UI refresh. The model picker disappears when your tenant or user license does not match the requirements for … Read more
When you ask Copilot a question, the Thinking mode indicator appears and stays on screen for an unusually long time. Instead of receiving an answer within seconds, you may wait 30 seconds or more. This delay can happen in Microsoft 365 apps like Word and Teams or on the Copilot web interface. The root cause … Read more