Code point
U+26F6
Glyph appearance depends on your fonts.
U+26F6
SoU+26F6 SQUARE FOUR CORNERS is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Miscellaneous Symbols block.
Choose the representation you need, then copy its value.
U+26F6
9974
⛶
⛶
E2 9B B6
26F6
000026F6
%E2%9B%B6
\u26F6
\u26F6
\u26F6
\26F6