1. Open the TDX software and press the Ctrl+F shortcut key to open the formula manager. Find and select the KDJ indicator in the overbought and oversold pattern, and click the modify button on the right.

2. In the indicator formula editor, drag the mouse to select all indicators of the KDJ formula, press the Ctrl+C button to copy the indicators, and remember the relevant parameters and default values, then click the Cancel button to return Go to the formula manager interface.

3. Since KDJ is the default indicator that comes with TDX and cannot be modified, click the New button on the right side of the formula manager interface to create a new indicator.

4. Press the Ctrl+V shortcut key in the indicator formula editor and paste the copied formula. In order to hide the K line and D line, you need to change the following two sentences, change K:SMA(RSV,M1,1 ); and D:SMA(K,M2,1); are changed to K:=SMA(RSV,M1,1); and D:=SMA(K,M2,1); are both added after the colon, etc. number, so the indicator will not be output.

5. Then set the three parameters and their values ????to be the same as the original KDJ formula and name the formula KDJ2. Click the OK button on the right to complete.