Remote-access Guide

rdp remote access error

by Damien Johns Published 2 years ago Updated 2 years ago
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The “remote desktop can’t connect to the remote computer” error can be because RDP services are not enabled either on the local or on the remote computer. Check if the following services are running on both computers. Remote Desktop Services (TermService). Remote Desktop Services UserMode Port Redirector.

To resolve this problem, determine which application is using the same port as RDP. If the port assignment for that application cannot be changed, change the port assigned to RDP by changing the registry. After you change the registry, you must restart the Remote Desktop Services service.Mar 23, 2022

Full Answer

What is Remote Desktop Connection error (RDP) in Windows 10?

It occurs when you try to connect to a remote Windows computer or Windows Server host running Remote Desktop Services (RDS) role using the built-in Windows RDP client (mstsc.exe).

Why am I being denied access to the Remote Desktop Server?

Remote Desktop Services clients are repeatedly denied access to the Remote Desktop server. If you are using a Remote Desktop Services client to log on to the Remote Desktop server, you may receive one of the following error messages. Because of a security error, the client could not connect to the Terminal server.

Why can’t I connect to the remote computer on Remote Desktop gateway?

In some cases, when connecting with Windows 10 to a remote desktop on Remote Desktop Gateway on Windows 2012 R2, an error occurs: Your computer can’t connect to the remote computer because an error occurred on the remote computer that you want to connect to. Contact your network administrator for assistance.

How do I check the status of RDP on a remote computer?

To check and change the status of the RDP protocol on a remote computer, use a network registry connection: First, go to the Start menu, then select Run. In the text box that appears, enter regedt32. In the Registry Editor, select File, then select Connect Network Registry.

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Why is my RDP not connecting?

The most common cause of a failing RDP connection concerns network connectivity issues, for instance, if a firewall is blocking access. You can use ping, a Telnet client, and PsPing from your local machine to check the connectivity to the remote computer. Keep in mind ping won't work if ICMP is blocked on your network.

Can't RDP to a server?

Check that another application isn't trying to use the same portConfigure the other application or service to use a different port (recommended).Uninstall the other application or service.Configure RDP to use a different port, and then restart the Remote Desktop Services service (not recommended).

What is RDP client error?

It occurs when you try to connect to a remote Windows computer or Windows Server host running Remote Desktop Services (RDS) role using the built-in Windows RDP client (mstsc.exe).

How do I fix an RDP problem?

To resolve this problem, determine which application is using the same port as RDP. If the port assignment for that application cannot be changed, change the port assigned to RDP by changing the registry. After you change the registry, you must restart the Remote Desktop Services service.

How do you check port 3389 is open or not?

Open a command prompt Type in "telnet " and press enter. For example, we would type “telnet 192.168. 8.1 3389” If a blank screen appears then the port is open, and the test is successful.

Can't RDP into Windows 10?

How do I solve problems with Remote Desktop in Windows 10?Check your internet connection. ... Check if remote connections are allowed. ... Remove your credentials from Remote Desktop. ... Turn off custom scaling. ... Change Firewall Settings. ... Make changes to your registry. ... Add the IP address and server name to the hosts file.More items...•

What services need to be running for RDP?

To work with Remote Desktop Services, the PCs must be running a Windows operating system, have the RDP display protocol installed, and have a live network connection using TCP/IP and a valid IP address.

Can't connect to ec2 instance RDP?

ResolutionTroubleshoot the error message "An internal error occurred" ... Troubleshoot using an instance screenshot. ... Verify that you're using the correct IP address. ... Verify that port 3389 isn't blocked. ... Confirm you're using the correct firewall and network configuration. ... Additional troubleshooting.

How do I find my RDP port?

Click Windows + R to open the Run dialog box. Type Regedit to open the registry editor. Navigate to HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp. Look for Port Number.

How do I reset Remote Desktop Connection?

FIX: Reset Remote Desktop Client to resolve connection issue PrintOnce you have the script on your desktop, right-click the ResetRDP file and select "Run as Administrator"If you are presented with a warning about the file, click More Info, then Run Anyway, then Yes to allow.More items...•

How to check RDP status?

To check and change the status of the RDP protocol on a remote computer, use a network registry connection: First, go to the Start menu, then select Run. In the text box that appears, enter regedt32. In the Registry Editor, select File, then select Connect Network Registry. In the Select Computer dialog box, enter the name of the remote computer, ...

What to do if remote desktop options are not available?

If the remote desktop options are not available, see Check whether a Group Policy Object is blocking RDP.

What to do if RDP certificate has not been recreated?

If the RDP self-signed certificate has not been recreated, check the permissions of the MachineKeys folder.

What port is RDP listening on?

On both the local (client) computer and the remote (target) computer, the RDP listener should be listening on port 3389. No other applications should be using this port.

How to connect to a remote computer?

To connect to a remote computer, select File, and then select Connect Network Registry. In the Select Computer dialog box, enter the name of the remote computer, select Check Names, and then select OK.

Is the remote computer reachable?

Connecting to <computer IP>: The remote computer is reachable.

Can you use another port for remote desktop?

You can operate Remote Desktop services using another port. However, we don't recommend you do this. This article doesn't cover how to troubleshoot that type of configuration.

Why is RDP not supported?

Another possible cause of the RDP error may be a high level of security, which is not supported by older versions of the RDP client.

How to specify RDP security level?

RDP security level can be specified using the policy named Require user of specific security layer for remote (RDP) connections. Enable this policy, and in the dropdown select the RDP Security level. This will change the Remote Desktop security layer from the default Negotiate to the less secure RDP.

What does port number mean in RDP?

Note the value of the PortNumber REG_DWORD parameter. It indicates the current TCP port assigned to the RDP service. In our example, this is 3389 (d3d hexadecimal value). If you have a different port, you can change it to 3389 (in decimal), and restart the computer.

How to check LAN Manager authentication level policy settings on RSDH?

Check current Network Security: LAN Manager authentication level policy settings on RSDH using the command gpresult /r c:tmpgpreport.html ( inspect html file) or using rsop.msc (this policy is located in the section Computer Configuration > Windows Settings > Security Settings > Local Policies > Security Options). If LM and NTLMv1 protocols are disabled on your RDSH server ( Send NTLMv2 Response only policy value), you must change the appropriate policy settings on the client side.

How to enable remote desktop on Windows?

You can remotely enable Remote Desktop on a Windows computer by changing the fDenyTSConnections registry.

How to check maximum number of simultaneous connections to remote desktop?

If Remote Desktop is enabled, next you should check the setting which determines the maximum number of simultaneous users’ connections to a Remote Desktop. Open tsadmin.msc mmc snap-in (Administrative tools > Remote Desktop Services > Remote desktop Session Host Configuration). Click on RDP-TCP properties, and check the value of the Maximum connections property in Network Adapter tab.

What is the TCP port for remote desktop?

First of all, check if the remote computer is accessible from your device over the network, and the default Remote Desktop port (TCP 3389) is responding (and not blocked by firewalls).

How to open remote desktop connection?

Go to the Start Menu, search for Remote Desktop Connection, and open it up.

How to stop remote desktop services?

In the service management window, double click on the “Remote Desktop Services” option and then click on the “Stop” button. Click on the “Startup Type” option and select the “Automatic” option. Selecting “Automatic” in the Startup type. Closeout of this window and return to the desktop.

What causes the ‘An Internal Error has Occurred’ Error on Windows 10?

Since the error appears out of the blue, its specific cause is not known, however, it can occur due to one of the following factors —

How to open administrative templates in Group Policy Manager?

In the Group Policy Manager, double click on the “Computer Configuration” option and then open the “Administrative Templates” option.

How to connect to a local computer?

Gain access to the computer you want to connect to locally and press the “Windows” + “R” keys on its keyboard to launch the run prompt.

Can Remote Desktop start automatically?

It is possible that the Remote Desktop service has been configured in such a way that it isn’t allowed to start up automatically. Therefore, in this step, we will be changing this configuration and we will allow the service to be started automatically. In order to do this, follow the guide below.

How to allow remote desktop access?

Go to the Start menu and type “Allow Remote Desktop Connections.”

Where is Remote Desktop Connection?

Open the Remote Desktop Connection. You should find it in the Start menu.

What port is Remote Desktop using?

Next, check the RDP listener port. By default, Remote Desktop service will use port 3389 unless you change it. If some other application is using the same port, you won’t be able to connect.

Why is my remote desktop corrupted?

Many times, the Remote Desktop (RDP) functionality may get corrupted after a Windows update or upgrade as one of the newly installed files can interfere with the working of the RDP. You’ll have to manually identify the exact cause and fix it.

What is remote desktop?

Remote desktop is a convenient feature that allows you to virtually connect to other computers running the Windows operating system. With this feature, you can connect to computers located in any part of the world, provided you have the right credentials (username and password) to connect.

How to open regedit?

Press Windows + R to open run and type Regedit. Press the Enter key.

What does 0x00000000d3d mean?

If the value is 0x00000000d3d, it means the default port is configured and its value is 3389.

Question

I am getting Access Denied Error Message for administrator and all users in windows server 2008 R2. this happens when i try to login to the server through RDP. The server has Remote desktop Service role and domain service installed.Tried out making changes in GPO- Allow logon through terminal service.

Answers

1. If you log on to the physical console, open Remote Desktop Connection (mstsc.exe), and attempt to connect to localhost using a different user than you are logged on as, does it succeed?

Question

When attempted to RDP to a Windows Server 2k12, occasionally I will receive a "Access is Denied" error after entering credentials. Direct console access works fine. Attempted to RDP to 2k12 server with Win XP, Win7x64 Pro, Win 8.1, WinServer2k3 and WinServer2k12, however no connection was made.

Answers

I have found the answer. This server is a Terminal Server, and it could not connect with the RD Host. After changing some local DNS settings and disabling un-used NIC's, I was able to get a good connection and RDP successfully.

All replies

By default, remote desktop is disabled on Windows Server. Did you enable it?

Why is my remote desktop not working?

When your Remote Desktop credentials are not matching , then the Windows 10 Remote Desktop not working error will occur if you try to connect to another remote computer. Therefore, you should try to reset your Remote Desktop credentials.

How to Fix the Windows 10 Remote Desktop Not Working Error?

After you have known the causes of the Windows 10 Remote Desktop not working error, you maybe wonder how to fix the error. Then keep reading, and you can find several useful methods.

How to allow remote access to Windows 10?

Step 1: Press the Win key and the I key at the same time to open Settings. Step 2: Click Update & Security and then go to the For developers section. Step 3: Find Change settings to allow remote connections to this computer in the right panel and then click Show settings next to it.

How to remove credentials from remote desktop?

Step 1: Type Remote Desktop connection in the search box and click the best match one. Step 2: Type in the remote computer’s IP address. If there are any credentials saved for this specific computer, you will be given the option to either edit or delete. Step 3: Click delete to remove the credentials.

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Check The Status of The RDP Protocol

  • Check the status of the RDP protocol on a local computer
    To check and change the status of the RDP protocol on a local computer, see How to enable Remote Desktop.
  • Check the status of the RDP protocol on a remote computer
    To check and change the status of the RDP protocol on a remote computer, use a network registry connection: 1. First, go to the Start menu, then select Run. In the text box that appears, enter regedt32. 2. In the Registry Editor, select File, then select Connect Network Registry. 3. I…
See more on docs.microsoft.com

Check The Status of The RDP Services

  • On both the local (client) computer and the remote (target) computer, the following services should be running: 1. Remote Desktop Services (TermService) 2. Remote Desktop Services UserMode Port Redirector (UmRdpService) You can use the Services MMC snap-in to manage the services locally or remotely. You can also use PowerShell to manage the services locally or …
See more on docs.microsoft.com

Check That The RDP Listener Is Functioning

  • Check the status of the RDP listener
    For this procedure, use a PowerShell instance that has administrative permissions. For a local computer, you can also use a command prompt that has administrative permissions. However, this procedure uses PowerShell because the same cmdlets work both locally and remotely. 1. T…
  • Check the status of the RDP self-signed certificate
    1. If you still can't connect, open the Certificates MMC snap-in. When you are prompted to select the certificate store to manage, select Computer account, and then select the affected computer. 2. In the Certificates folder under Remote Desktop, delete the RDP self-signed certificate. 3. On …
See more on docs.microsoft.com

Check The RDP Listener Port

  • On both the local (client) computer and the remote (target) computer, the RDP listener should be listening on port 3389. No other applications should be using this port. To check or change the RDP port, use the Registry Editor: 1. Go to the Start menu, select Run, then enter regedt32 into the text box that appears. 1.1. To connect to a remote computer, select File, and then select Con…
See more on docs.microsoft.com

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