Go to your desktop and double click on the TeamViewer shortcut.
If it says that it's already running then click- Show running TeamViewer.
Once your TeamViewer is open with an internet connection it will provide you with an ID and Password that can be provided to the IT agent.
Link to the example images here:https://drive.google.com/drive/folders/1e46ceAWwmWxO-1ze1eY8SmbR4HvqOaox?usp=sharing
Please wait... it will take a second!