Hi Deros_32,
1. Please open file "\richtexteditor\dialogs\properties_tag_a.xml".
2. Find section below
<button dock="left" width="65" text="@BROWSE|.." height="22" css_class="dialogbutton" >
3. Change it to
<button dock="left" width="65" text="@BROWSE|.." height="22" css_class="dialogbutton" visibility="hidden">
Regards,
Ken