@Dallas Joseph posted:HEY EML,
Not having an issue but not sure what contacts you are cleaning with the eraser or emery on the remote.
If you have a photo or two it would help a visual brain only modeler .....🤤🤓
Battery contacts... you've seen one; you've seen them all!; more or less anyhow.
Try a new battery(s) yet? (I don't care how new that one is)