Code point
U+1F144
Glyph appearance depends on your fonts.
U+1F144
So<square> 0055U+1F144 SQUARED LATIN CAPITAL LETTER U is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Enclosed Alphanumeric Supplement block.
Choose the representation you need, then copy its value.
U+1F144
127300
🅄
🅄
F0 9F 85 84
D83C DD44
0001F144
%F0%9F%85%84
\U0001F144
\u{1F144}
\uD83C\uDD44
\1F144