Firebird, saved Tables don't retain Field Descriptions

edit

How to save FB Table Field Descriptions?

LO 7.0.2.2, FB embedded & registered, Windows10 64bit

1. click [Create Table in Design View...] in Main LO_Base window to create new table definition
2. then setting up Field Names & Field Types,
3. then entering Field Descriptions,
4. then saving table as [Table1]

so far ok, so then:

• Menu/View/Refresh Tables
• Right-click on [Table1] ==> Edit...

Result:

Field Names & Field Types are all there, but Field Descriptions are all gone.

How to save FB Table Field Descriptions &/or make them show up?