Fangrui Product Details Clear Code Operation: When The Top Two Buttons Are Pressed At The Same Time, The Led Indicator Flashes 3 Times And Then Releases The Right Hand (do Not Release The Left Hand). The Right Button Continuously For Three Consecutive Times With The Right Hand, And The Indicator Light Flashes. Then The Any Button The Light Still Off. The Clear Function Is Completed. Copy Code Operation:if The Remote Control Has Checked The Code,the Code Must Be Cleared Before The Code Can Be Checked.code Matching Operation: The Single Button Of The Copied Remote Control And The Copy Remote Control At The Same Time, Until The Indicator Of The Copy Remote Control Flashes From Fast To Steady On,you Can Release The Two Remote Control Buttons,and The Code Matching Is Successful.the Other Keys Are Also Operated In Sequence According To This Method Until All Keys Are Copied. Recovery Code Operation: And Hold The Mute And Ring Buttons Of The Copy Remote Control At The Same Time Until The Indicator Light Flashes Quickly, You Can Restore