The default when the app opens is to show all the channels from all countries. You can view all of them or pick which countries you wish to see.
This and other messages will appear sometimes, mostly about changes and updates within the app.
When you have checked off your choces, go to the bottom right corner of the screen and click on the search button.
Click on the check box beside all to remove all the check marks.
TV Tap App
TV Tap App is great for live tv channels from all over the world. You can easily create a favourites list by choosing only the countries you want. This has a sister app called USTV Hub. They have taken US channels and created a new app with those channels in HD. Almost all of the channels in TV Tap are in SD not in HD.
At the top right corner of the main page, find the Globe icon and click on it.
Now go down the list and check of the boxes for the countries you want to search for.
The page will refresh and show the channels from the countries you searched for. Click on any of the channel logos to view it.
The menu is located at the top right corner of the screen, the three bars.
As you see, the default is that all are check marked. Showing every channel available.
After you see the message go to the bottom left of the window and click Don't show again before you click OK.
Use the menu items to change to different genres and types of channels.