- The SteamVR error 436 display connection trouble can occur with HTC, Oculus, and other VR headsets connected to Windows 10 system.
- Usually, the error is triggered due to a loose connection or corrupted GPU drivers.
- In some instances, you may encounter the error due to a corrupted VRSteam configuration.
- Additionally, check for blocked third-party VRSteam add-ons and unblock the add-ons to fix the problem.
When attempting to start the SteamVR app, some VR headset users are reportedly encountering the SteamVR error 436 display connection trouble. The error is occurring on headsets connected to the Windows 10 systems.
A quick search in the Steam forum shows that this error can occur due to several reasons. Some of the common reasons for the SteamVR error 436 include loose connection, incompatible add-ins, outdated GPU drivers, and corrected SteamVR installation.
If you own a VR headset and have encountered the error, this is the article you need. We have listed a few troubleshooting steps to diagnose and fix the problem with ease.
How do I fix SteamVR connection trouble error 436?
1. Update GPU drivers with DriverFix
Outdated and corrupted graphics driver can also affect SteamVR operation and result in an error. You can easily update graphics drivers on your PC using DriverFix.
DriverFix is a popular Windows utility that allows you to update outdated and missing drivers on your Windows system with a few clicks. You can choose to update a single or all the outdated drivers recommended by the tool at once.
With lightning-fast scan and included driver manager, managing driver updates is easy. It also comes with a schedule manager that allows for automatic scans, updates and backup of drivers.
Key features of DriverFix:
- Huge driver database of over 1.8 million files
- Built-in download manager and schedule manager
- Driver backup feature to automatically create driver backup
Easily resolve the SteamVR error 436 by using this powerful software.
2. Check for a loose connection
SteamVR uses a tether cable to connect the headset to your PC. If the tether cable is not connected properly, it may lead to a connection error. So, make sure the cable used to connect the device is firmly connected.
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Some VR headsets like the HTC Vive require the users to firmly plug in the cable as they tend to have resistance levels before it is connected, offering a firm connection.
Make sure to check if the cables at both ends are firmly connected before you move onto other fixes below. Make to relaunch the SteamVR client after inspecting the connection issues.
3. Unblock SteamVR add-ons
- Disconnect your VR headset from the computer. Disconnect any other controllers or VR accessories that you may have connected to the PC.
- After disconnecting the devices, click the SteamVR icon in the taskbar.
- Select Settings from the context menu.
- In the Settings menu, open Startup / Shutdown.
- Select Manage SteamVR Add-Ons from the startup option.
- Click the Unblock All button under the Manage SteamVR Add-Ons section.
- Scroll through the list of add-ons to see if any of them are blocked. Click the Unblock button manually if required.
- Close the SteamVR app and reconnect your VR headset and accessories to the computer.
- Relaunch SteamVR and check if the error code 436 is resolved.
If you have third-party SteamVR add-ons installed, check if they are blocked. At times, the add-ons that SteamVR is relied on to offer additional features can get blocked due to system crashes.
To fix the problem, you should unblock all the add-ons that are affected by the crash. Several users have reported that unblocking SteamVR add-ons have helped them resolve the issue.
4. Reinstall SteamVR
- Press the Windows key + R to open Run.
- Type appwiz.cpl and click OK to open Control Panel. It will show the list of installed apps on your computer.
- Select and right-click on the Steam app.
- Select Uninstall. Next, confirm the action by clicking on Yes when prompted by UAC.
- Repeat the steps for all the Steam and VR related applications.
- Once the app is uninstalled, restart your computer and wait for it to startup.
- Visit the official Steam Download Page and download the latest version of Steam.
- Click on the installer, click Yes when prompted by UAC and follow on-screen instructions to install the app.
- Once installed, launch Steam and download SteamVR.
- Connect the VR headset to your computer and launch SteamVR. Check if the problem is resolved.
5. Remove HTC Vive from SteamVR
Note: Skip these steps if you don’t have an HTC Vive Pro VR headset.
- Begin by turning off your HTC Vive Pro headset. Also, disconnect the USB and DisplayPort / HDMI cable that are connected to the PC.
- Launch SteamVR on your PC, click the drop-down menu and select Settings.
- In the Settings menu, open the Developer tab from the left pane.
- Scroll down to the Reset section, and click the Remove all SteamVR USB Devices button.
- Click Yes to confirm the action and wait for SteamVR to remove all the devices.
- Restart your computer. After the restart, connect the HTC Vivo Pro headset and other cables to your PC.
- Launch SteamVR and setup the device if required. Check for any improvements.
6. Disable integrated GPU
Note: Skip these steps if you don’t have a dedicated GPU in your computer.
- Press the Windows key + R to open Run.
- Type dvmgmt.msc and click OK to open Run. This will open Device Manager.
- In Device Manager, expand the Display Adapters section.
- Right-click on the Intel HD Graphics device and select Disable Device.
- Click Yes to confirm the action when prompted by UAC.
- Once the integrated graphics is disabled, restart your computer.
- After the restart, launch SteamVR and check for any improvements.
In computers with both dedicated and integrated graphics, the error is triggered by the integrated GPU. Disabling the integrated GPU seems to have fixed the SteamVR error 436 display connection trouble.
When using your VR headset with SteamVR, you may encounter the SteamVR error 436 display connection trouble preventing the user from using the app.
Fortunately, this is a common issue and can be resolved by following a few quick troubleshooting steps listed in this article.