Can’t find the Microsoft Teredo Tunneling adapter in Device Manager? Even after you select to show hidden devices? You must be frustrated now as you probably could not use party chat on your Xbox app.
Don’t worry. You won’t be stuck there forever. In this guide, you’ll learn how to fix the Microsoft Teredo Tunneling Adapter missing problem on your computer. Read on and find how…
Try these fixes:
Fix 1: Install the Teredo adapter manually
When you cannot find the Microsoft Teredo Tunneling adapter in Device Manager, you can firstly manually install it to see if it is present.
Here’s how you can install the Teredo adapter manually:
1) On your keyboard, hold down the Windows logo key, then press R to bring up a Run box.
2) Type devmgmt.msc and press Enter. 
3) Device Manager will then open. Click Action to select Add legacy hardware.
4) Click Next. 
5) Tick on Install the hardware that I manually select from a list(Advanced), then click Next. 
6) Click Network adapters, then click Next. 
7) Click Microsoft then Microsoft Teredo Tunneling Adapter. Click Next. 
8) Click Next to install the adapter.
9) Click Finish.
10) On Device Manager window, click View to select Show hidden devices. 
11) Double-click Network adapters. Check to see if Microsoft Teredo Tunneling Adapter is present there.
a) If it does, congrats!
b) If you still cannot see it, don’t worry, there’re something else you can try. Move on to the next fix.
Fix 2: Re-enable the Teredo adapter
The following steps help you disable the Teredo adapter then enable it again.
1) On your keyboard, hold down the Windows logo key, then press R to bring up a Run box.
2) Type cmd, then press the Ctrl + Shift + Enter keys together. 
3) Click Yes when prompted by User Account Control. 
4) Type the following command and press Enter.
netsh interface Teredo set state disable5) Once you do, restart your computer.
6) Once your computer reboots, run Command Prompt as administrator as Step 1 to Step 3 shows.
7) Type the following command and press Enter.
netsh interface Teredo set state type=default8) Open a Run box as Step 1 shows.
9) Type devmgmt.msc and press Enter.
10) Click View to select Show hidden devices.
11) Then double click Network adapters and check to see if the Teredo adapter shows up.
a) If it does, great!
b) If you still cannot see the adapter, don’t give up hope, check if Fix 3 helps you…
Fix 3: Check if the Teredo adapter is disabled in your registry’s setting
If both methods above fail to help you, there’s a good chance that some program alert your network settings to disable the Teredo Tunneling adapter.
You can check if the Teredo adapter is disabled in your registry’s setting by these steps:
1) On your keyboard, hold down the Windows logo key, then press R to bring up a Run box.
2) Type cmd, then press the Ctrl + Shift + Enter keys together.
3) Click Yes when prompted by User Account Control.
4) Type the following command and press Enter.
reg query HKLM\System\CurrentControlSet\Service\iphlpsv\Teredo5) Check to see if the output includes the following line:
Type EG_DWORD 0x4a) If you see the line, then the Teredo adapter is disabled on your computer.
You can enable it by typing the following command and pressing Enter to enable the adapter:
netsh interface Teredo set state type=default b) If you don’t see the line, then move on to the next step.
6) Type the following command and press Enter:
reg query HKLM\System\CurrentControlSet\Services\TcpIp6\Parameters7) Check the value of the following line:
DisabledComponents REG_DWORD ...a) If the value is not 0x0, like DisabledComponents REG_DWORD 0x8e, the Teredo adapter is disabled on your computer. Type the following command and press Enter to enable the adapter:
reg add HKLM\System\CurrentControlSet\Services\Tcpip6\Parameters /v DisabledComponents /t REG_DWORD /d 0x0b) If the value is 0x0, move on to the next step.
8) Open a Run box as Step 1 shows.
9) Type devmgmt.msc and press Enter.
10) Click View to select Show hidden devices. Then double click Network adapters and check to see if the Teredo adapter shows up.
Want us to fix the problem for you?
If none of the fixes above worked, or you just don’t have the time or confidence to troubleshoot the problem for yourself, get us to fix it for you. All you need to do is buy a 1-year subscription to Driver Easy (just $29.95) and you get free technical support as part of your purchase. This means you can contact our computer technicians directly and explain your problem, and they’ll investigate to see if they can resolve it remotely.
You can contact us easily via the Driver Easy Feedback tool. To learn how to use this tool, please visit this link: https://www.drivereasy.com/help55/feedback/.
