Code point
U+25CF
Glyph appearance depends on your fonts.
U+25CF
SoU+25CF BLACK CIRCLE is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Geometric Shapes block.
Choose the representation you need, then copy its value.
U+25CF
9679
●
●
E2 97 8F
25CF
000025CF
%E2%97%8F
\u25CF
\u25CF
\u25CF
\25CF