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If you are using Fit Y by X, with continuous Ys and nominal X, a Oneway Analysis window is created. Then select the red menu, Robust, Median test. Or select Main Menu, Statistics Index and scroll down to median test to find an example.
I got support from Technical team. I think below answer can close my request.
To do a test on the median, click on the red triangle menu next to Distribution (in the platform output) and choose Test Mean. Check the Wilcoxon Signed Rank box, enter the value you want to test, and click OK. The Signed-Rank test statistic is given, which tests the null hypothesis that the median equals the postulated value. It assumes that the distribution is symmetric.