How to Show the TSB and BSB?

In general,one Glyph Properties have LSB、RSB、AW,like this pic:

buy any fonts have LSB、RSB、AW、TSB、BSB、AH six parameters,look this pic:

Default new fontFamily ,only does not have these three parameters.
how to Add these three parameters(TSB、BSB、AH) to the default font?

Looking forward to receiving official technical support :slight_smile: :slight_smile:

You need to check this “Metrics for Vertical Writing Mode” setting as shown here:
topbottombearings.png

thank very much!