Fix: TeamViewer Not Ready Check Your Connection in Windows 11 / 10

Many windows users using TeamViewer for video conferencing, calls, and chats have reported that they are unable to connect to TeamViewer and encountered an error message which reads as,


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Not Ready.Please Check your Connection.

This error message is seen at the bottom of the TeamViewer window with a red light against it. This issue occurs due to various reasons like bad internet connectivity, old outdated  Teamviewer software, Firewall or Antivirus issues, broken winsock settings. If you’re also facing the same issue with TeamViewer, do not worry. Try these easy fixes stated below to resolve the issue.

Fix 1: Change the DNS address

If the above fix does not resolve your problem, try to change the DNS address that you are using currently. To change the DNS address follow the steps given below,

Step 1: Simultaneously, press the Win + R keys to open the Run Window.

Step 2: Type ncpa.cpl and hit Enter.

 

Run Ncpa Min

 

Step 3: Right-click on your current network ( Wifi or Ethernet), and click on Properties.

 

Ethernet Properties Min

 

Step 4: Now, double-click on Internet Protocol Version 4 (TCP/IPv4).

 

Ipv4 Min

 

Step 5: Under the General tab, tick the radio button against Use the following DNS server addresses.

Step 6: Now, change the Preferred DNS to 8.8.8.8 and Alternate DNS to 8.8.4.4. Next, tick the box against Validate settings upon exit and click on OK.

 

Ipv4 Min (2) Min

 

Step 7: Open the TeamViewer to see if the error is resolved.

Step 8: If not, right-click on the network connection and click on Disable.

 

Wifi Disable

 

Step 9: After a few seconds, again right-click on the network connection and click on Enable. This should resolve your error.

 

Wifi Enable

Fix 2: Reset Winsock

TeamViewer Not Ready Check your connection error can occur because of corrupted settings of winsock. Winsock contains your system’s internet connectivity configuration. You simply need to reset winsock to solve the TeamViewer error. This is done as below,

Step 1: Simultaneously, press the Win + R keys to open the Run Window.

Step 2: Type cmd and press Cltr+Shift +Enter to open the command prompt as admin.

Step 3: User Account Control will ask for permission, click Yes.

 

7 Run Cmd Optimized

 

Step 4: Now, copy-paste the given commands one after the other in the terminal and hit Enter. 

netsh winsock reset
netsh int ip reset

33 Winsock Reset Min

 

Step 5: Now, Restart your system to complete the reset. Open Team Viewer and check.


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Fix 3: Configure no Proxy

1:  In TeamViewer , Click on Gear shaped Setting Icon located at top right.

Screenshot 2022 12 15 140012 Min

 

2: Now, Click General from left menu

3: Now, Click on Configure located at the right of Proxy settings

Screenshot 2022 12 15 135818 Min (1)

 

4: Now, Choose No proxy and Click Ok. Restart TeamViewer.

Screenshot 2022 12 15 140318 Min

Fix 4: Disable New User Interface in TeamViewer

Step 1: Open TeamViewer by double-clicking on the Desktop icon.

 

Tv Min

 


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Step 2: Click on Gear shaped Setting Icon located at top right.

Screenshot 2022 12 15 140012 Min

 

Step 3: Next, click on Advanced > Show Advanced options.

 

Tv Adv Settings Min

 

 

Step 4: Now, uncheck the box against Use New User Interface and click on OK.

 

Use New Interface Min

 

Step 5: Reopen TeamViewer and check.

Fix 5: Delete TeamViewer entries from Host File

Step 1: Navigate to the address given below to open the Etc folder.

C:\Windows\System32\drivers\etc

Host Location Min

 

Step 2: In the Etc Folder, right-click on the hosts file to open with Notepad.

 

Notepad Open Min

 

Step 3: Now, Check for  ” #TeamViewer ” entries, and delete everything under this.

 

Delete Host File Min

 

Step 4: Once you delete all the TeamViewer entries, save the changes that you made in the hosts file by clicking on File > Save. 

 

Host Save Min

 

Step 5: Restart your system and see if the error is resolved.

Fix 6: Allow TeamViewer in Windows Defender Firewall

Sometimes, Windows Firewall may not allow TeamViewer to connect to the internet, as the private networks will not allow this. You need to change the options so that private networks will also allow Teamviewer to connect.

Step 1: In the taskbar Search box, type Windows Defender Firewall and hit Enter.

 

Firewall Min

 

Step 2: On the left side, click on Allow an app or feature through Windows Defender Firewall.

 

Windows Defender Firewall Allow An App Or Feature Through Windows Defender Firewall

 

Step 3: Click on Change Settings.

 

Wdf Change Settings Min

 

Step 4: Scroll down to select Teamviewer and tick the box under Private and click on OK.

 

Wdf Private Min

 

Step 5: Restart your system and open TeamViewer to check.

Fix 7: Allow TeamViewer as an Exception in Third-party antivirus

If you are using a third-party antivirus tool in your system, then you must add an exception to the TeamViewer service file while scanning, as some of the antivirus tools fail to acknowledge TeamViewer to connect to the internet. ( Here, I am using Norton Security )

Step 1: Open the antivirus tool. Here, Norton Security is opened by double-clicking on the icon as shown.

Av Icon Min

 

Step 2: In the search tab, type Exclusions and click on Process Exclusions.

 

Av Search Min

 

Step 3: Now, click on Add.

 

Av Add Min

 

Step 4: Browse to select TeamViewer.exe file, click on Add.

 

Av Browse Min

 

Step 5: Click on Apply and close the Antivirus Window.

 

Apply Min

 

Step 6: Restart your system and open Team Viewer to check.

 

Fix 8: Disable IPv6

If the IPv6 network connection in your system is broken, this may also cause the TeamViewer error. You must disable IPv6 connectivity on your system to resolve the issue. To do this,

Step 1: Simultaneously, press the Win + R keys to open the Run Window.

Step 2: Type ncpa.cpl and hit Enter.

 

Run Ncpa Min

 

Step 3: Right-click on your current network ( Wifi or Ethernet), and click on Properties.

 

Ethernet Properties Min

 

 

Step 4: Now, uncheck the box against Internet Protocol Version 46(TCP/IPv6) and click on OK.

 

Ipv6 Min

 

Step 5: Restart your system and open TeamViewer to check.

 

Fix 9: Check the proxy settings

At times, even though when we do not use a proxy server or Firewall, you will still encounter the error. This can be solved by disabling the proxy server. To do this,

Step 1: In the taskbar Search box, type Control Panel and hit Enter.

 

Control Panel Search Min

 

Step 2: Click on Network and Internet.

 

Network & Internet Min

 

Step 3: Next, click on Internet Options.

 

Internet Options Min

 

Step 4: Under the Connections tab, click on LAN Settings.

 

Lan Settings Min

 

 

Step 5: Now, uncheck the box against Use Proxy Server for your LAN and click OK.

 

Uncheck Proxy Min

Fix 10: Delete TeamViewer Processes

Sometimes, simply deleting all the TeamViewer processes in the Task Manager can help resolve your issue. You can try this workaround and check. To do this,


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Step 1: Press Win +X keys and click on Task Manager.

 

Task Manager Min

 

Step 2: In the Processes tab, scroll down to select TeamViewer.

Step 3: Right-click on it and select End Task.

 

Tv End Process Min

 

Fix 11: Restart TeamViewer

Step 1: Simultaneously, press the Win + R keys to open the Run Window.

Step 2: Type services.msc and hit Enter.

 

Windows 11 Services.msc

 

Step 3: Scroll down to select TeamViewer, right-click on it to select Properties.

 

Teamv Properties Min

 

Step 4: Under the General tab, if TeamViewer is running, click on Stop.

 

Tv Stop Min

 

Step 5: Now, select Automatic in the Startup type, click on Start and click on Apply.

 

Tv Start Min

 

Fix 12: Reinstall TeamViewer

If all the above fixes and workarounds do not help you in fixing the TeamViewer Could not Connect error, you should reinstall your TeamViewer tool. To do this,

Step 1: In the taskbar Search box, type Apps & Features and hit Enter.

 

Open Apps & Features Win11

 

Step 2: Select TeamViewer, click on 3-dots and click Uninstall.

 

Tv Uninstall Min

 

Step 3: Download the latest version of TeamViewer and install it by following the on-screen instructions. You can download the latest version of TeamViewer here.

 

That’s all.

Hope this article is useful. Comment and let us know which fix helped you.

Thanks for Reading.

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