Compatible with Toshiba TV Models: 32LF221U19 43LF421U19 43LF621U19 49LF421U19 50LF621U19 55LF621U19 TF-50A810U19.<br><br> <b>To re-sync: <br><br> Unplug the TV.<br><br><br> Press Back, Menu, and Left buttons for 10 sec at the same time. Wait 1 min. <br> Remove batteries from Remote.<br><br> Plug in the TV. Wait 1 min. Wait for Home screen<br><br> Be within 10 feet of the TV.<br> Put batteries back into the remote. Press and home Home button for 30 sec. <br>