What Is Happening?
Microsoft has issued a warning that a recent update to the Microsoft Edge browser introduced a code regression that breaks right-click paste functionality inside the Microsoft Teams desktop client. The advisory was published on April 14 and describes a situation where users find the "Paste" option greyed out when attempting to paste URLs, text, or images through the right-click dropdown context menu in Teams chats.
Because Microsoft Teams relies on components of Microsoft Edge for certain internal functionality, a bug introduced at the browser level can directly affect the Teams experience — even for users who do not actively browse the web with Edge.
Who Is Affected?
The issue has been reported across both corporate environments and individual user setups. Administrators on Reddit and the official Microsoft Forums have confirmed widespread impact within enterprise deployments. One administrator posted the following on the Microsoft Forums:
"I have multiple users on version 26072.519.4556.7438 experiencing this issue, including myself. Cannot right-click Paste, but CTRL+V and paste as text are allowed."
This confirms that the problem is not isolated to a single configuration or a small subset of machines, but is instead affecting a broad range of users running the identified Teams version.
Attempted Fixes That Do Not Work
Several affected users reported attempting standard troubleshooting steps to resolve the issue. However, neither reinstalling Microsoft Teams nor clearing the application cache resolved the problem. This is consistent with Microsoft's explanation that the root cause lies within a browser-level code regression in Edge, placing the fix outside the scope of what end users or administrators can address on their own machines.
Available Workaround
While the permanent fix is being deployed, Microsoft recommends that users rely on keyboard shortcuts to copy and paste content in Teams chats. According to the advisory:
- On Windows: use Ctrl + C to copy and Ctrl + V to paste
- On macOS: use Cmd + C to copy and Cmd + V to paste
Microsoft's official guidance states: "To bypass impact, we recommended that users attempt to copy the intended URLs, text, and images using Ctrl + C and paste using Ctrl + V for Windows, and corresponding Cmd + C and Cmd + V for Mac."
Microsoft's Response and Fix Timeline
Microsoft has confirmed that it identified the root cause of the regression and has begun rolling out a remediation in stages, monitoring telemetry along the way to verify that affected systems are recovering as expected. As of the most recent update on April 16, Microsoft had not provided a precise timeline for when the fix would be fully deployed to all users.
The staged rollout approach is consistent with how Microsoft typically handles fixes that touch shared infrastructure components, allowing the company to detect any unintended side effects before pushing changes to the full user base.
Context: A Pattern of Integration Challenges
This incident highlights the complexity that arises from the deep integration between Microsoft's browser and productivity software. Because Teams uses Edge's rendering engine for certain features, regressions in Edge updates can manifest as unexpected failures in Teams — even when users take no action involving the browser directly. This is not the first time a Teams update or a related component change has disrupted core functionality; Microsoft has previously had to issue fixes for issues including Classic Outlook crashes caused by the Teams Meeting add-in and sign-in failures linked to Windows updates affecting both Teams and OneDrive.
Users and administrators are encouraged to apply the workaround until the full fix is confirmed to be in place across their environments.
Source: BleepingComputer