Automatic installation was interrupted before installation was completed. Try automatic installation again and confirm if the television is adding your local channels.
If the same channels are still not added, it appears that you may have a signal problem. Contact the cable provider or local broadcaster regarding the specific channel.
Or, you can try adding the weak channels:
Note:
For your information, the above steps is for TV channels installed via an antenna connection as it allows you to manually tune weak ATSC channels in order to adjust the antenna and thus optimize signal quality for that channel.