# Opening MS Office documents display a warning message

You might see this error message when KONNEKT **Office Co-Authoring** is enabled.

![](https://2727108687-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-M8zLVuKYctMIUr68_fs%2F-MA67R4YzjC0n6IsgXVy%2F-MA68W386qIGW9EmVRcy%2Fwarningmessage.png?alt=media\&token=bacf5515-0128-49f3-8624-f1b3b18b4c9c)

## **Background**

The issue behind this warning is the restrictions of Microsoft site zones. 

## **Solution 1**

To prevent this warning, you need to add the server shown in the error message to the **Trusted Sites** **Zone** in the Internet Explorer setting.

## **Solution 2**

* Open either Word, Excel or PowerPoint on the desktop
* Select **File**
* Select **Options**
* Select **Trust Center**
* Select **Trust Center Settings**
* Select **Trusted Locations**
* Select **Add New Location...**
* Add the shown domain of your practice's OneDrive
* Checkmark "**Sub folders of this location are also trusted**"
* Click **OK** to save.

{% hint style="info" %}
More details can be found under "[Add KONNEKT paths as Trusted sites](https://docs.konnekt.io/troubleshooting/add-konnekt-paths-as-trusted-sites)".
{% endhint %}