# BPARAMETERFONT System Variable [GstarCAD 2022](Help%20System/GSTARCAD/2022/Index.md) → [System Variables](Help%20System/GSTARCAD/2022/System%20Variables/(System%20Variables).md) → [B](Help%20System/GSTARCAD/2022/System%20Variables/B/(B).md) ## Function Description: The BPARAMETERFONT system variable is used to set the font used for parameters and actions in block editor. <table><tbody><tr> <th>Type </th> <td>Strings</td> </tr> <tr> <th>Saved in </th> <td>Registry</td> </tr> <tr> <th>Initial value </th> <td><p>Arial</p></td> </tr> <tr></tr> </tbody></table> Users can specify either a True Type font or a SHX font(such as Verdana or Verdana.ttf). They must add the .shx extension to a font. When specifying an Asian Big Font, using the following naming convention: an SHX file followed by a comma, followed by the Big Font file name(such as txt.shx, Bigfont.shx).