Rcr 4358 need code for magnavox tv

Try with this;
Turn on your tv.
Press and hold Code Search until the indicator light lights,then release Code Search.
Press and release the device button the indicator light will blink once then remain lit.
Press and release Off/on until your device turns off.
You may have to press Off/on up to 200 times.
When your device turns off press the Enter button the indicator light go off.
Good luck.