FM Style Template is a template for the "Bitmap Style Designer" tool (Tools > Bitmap Style Designer) or "FMX Style Designer" tool (Tools > FMX Style Designer (RAD Studio 13.2+)).
For more information about the Bitmap Style Designer or FMX Style Designer please read the documentation here:
https://docwiki.embarcadero.com/RADStudio/Florence/en/Bitmap_Style_DesignerFM Style Templates do not depend on the FM style format and you can use the templates in IDEs right back to XE5 -
just run Bitmap Style Designer from your current IDE,
open the template and save it as FM style (*.style) with an appropriate name.
To use in FMX Style Designer tool just open the template and export to *.fsf file (binary FMX Style file) or save as *.fmxstyle (internal format to edit inside this tool).Then you can use *.style or *.fsf files in a TStyleBook component.
For more information please read the documentation:
http://docwiki.embarcadero.com/Libraries/Tokyo/en/FMX.Controls.TStyleBook http://docwiki.embarcadero.com/RADStudio/Tokyo/en/Customizing_FireMonkey_Applications_with_StylesYes, you have full rights to edit and rename the style templates.
To edit and test them, you must use the Bitmap Style Designer or FMX Style Designer tools.
For more information please read the documentation:
https://docwiki.embarcadero.com/RADStudio/Florence/en/Bitmap_Style_Designer