Specific methods:

1. Open the flush software on your computer.

2. After entering the formula manager through the shortcut key ctrl+f, select the import formula from the technical index formulas.

3. Next, you need to double-click to open the file. T indicator.

4. At this time, you can click on the cross box in front of other types.

5. Select the file you just imported, and click OK, so that you can use the customized formula in the straight flush, then edit the eight-week volume formula and click Apply.