> For the complete documentation index, see [llms.txt](https://docs.devolutions.net/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.devolutions.net/rdm/knowledge-base/troubleshooting-articles/disable-udp-usage-in-remote-desktop-manager.md).

# Disable UDP usage in Remote Desktop Manager

Disabling UDP usage can sometimes resolve issues, notably those related to Remote Desktop Manager hanging during the log-off process of an RDP session. You can disable it via Remote Desktop Manager or via the registry.

### Disable UDP usage via Remote Desktop Manager

#### On all sessions

1. Run Remote Desktop Manager as an administrator.
2. In the ribbon, go to ***Tools – More tools***.

   ![](https://cdnweb.devolutions.net/docs/RDMW2060_2024_2.png)
3. Select the ***Local RDP/RemoteApp Manager*** from the tools list.
4. Disable UDP settings.

   ![](https://cdnweb.devolutions.net/docs/RDMW2062_2024_2.png)

#### On a per-session basis

1. In Remote Desktop Manager, first ensure RDP API hooking is enabled in ***File – Settings – Types – Sessions – Remote Desktop (RDP) – Enable API hooking***. Save your changes if applicable.

   ![](https://cdnweb.devolutions.net/docs/RDMW2063_2024_2.png)
2. Select your RDP entry and go to its properties.
3. In the ***General*** section, go to the ***Advanced*** tab and set ***Disable UDP transport*** to ***Yes***.

   ![](https://cdnweb.devolutions.net/docs/RDMW2064_2024_2.png)
4. Click ***Update*** to save your changes.

### Disable UDP usage via the registry on the client workstation

1. In the Registry Editor, navigate to `HKLM\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services\Client`.
2. Create a DWORD named `fClientDisableUDP` and assign it a value of `1`.

   <div data-gb-custom-block data-tag="hint" data-style="info" class="hint hint-info"><p>Consult this Microsoft support article for more information: <a href="https://support.microsoft.com/en-us/help/256986/windows-registry-information-for-advanced-users">Windows registry information for advanced users</a>.</p></div>

### See also

* [Devolutions Academy – Disable UDP usage in Remote Desktop Manager](https://academy.devolutions.net/student/activity/3291238-disable-udp-usage-in-remote-desktop-manager)


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