TeamViewer will not be an exception, so it is very likely that you will be in the blocked section. If enabled, it takes outside attacks very seriously, blocking anything that looks suspicious. Half the time, restarting my router allows me to connect. had to restart the streamer for it to work. I get frequent 'connection cannot be established' errors when trying to connect. Read more: Add the program to antivirus exceptions Option 2: FirewallĪ firewall is a computer defender built into the operating system. Problem: When I try to connect to these computers I get the following. Examining the list of files and folders, you will see that TeamViewer is protected from being blocked by antivirus.A special field shows the path where the program is located.Highlight with a check mark and confirm the action.'Summary'.Specify the directory where the TeamViewer installation folder is located. Now, in the Services window, scroll down and search for TeamViewer service and click on it. Type services.msc and hit the Enter key to launch the Services program. Press the Windows + R keys together to open the Run dialog box. Open the user interface and click on the menu. Here are a few steps to restart the TeamViewer service. To avoid problems, you can enter the remote control application in the 'Exceptions' section. Since it protects not only the computer from malware, but also the connection between the PCs, TeamViewer has probably fallen out of favor with the 'defenders'. To fix this problem you will need to contact TalkTalk support (either via phone or their online support options) to unblock the access to the software.

Teamviewer online but cannot connect