For 60 seconds, press and hold the #1 key on the keypad. It is possible that you may need to repeat this process 3-5 times to clean the remote. Put in the batteries. Begin the reprogramming process. Reprogramming is necessary after resetting the remote control.
To return your remote to its factory settings, please follow the steps detailed below:
What is the procedure for resetting the remote control?
How to Remove Codes from Universal Remotes
Reset the remote control. Remove the batteries, then press and hold the number 1 button on the remote for several seconds to reset the remote's microprocessor. If it illuminates, reprogram the remote and try again. If it doesn't light up, try replacing the batteries.
How to Restore the Factory Settings of a Philips TV Remote Control
Simply push and hold the REMOTE START button for roughly 4 seconds after pressing the key fob LOCK button. Release all buttons after the alarm sounds for your choice of long or standard alarm tone.
Aim the remote towards the device and press and hold the Device Select Control button until the LED Indicator Light goes on and stays solid red. Let go of the button. 3. Press and release the remote's ON/OFF button. The Remote will enter the Setup Mode. 4. Use the Directional Keys to select Channel UP or DOWN. 5. Press and release the OK button to finalize your selection.