Type Arrow on Ubuntu13 October 2025·40 words·1 minProblem#Typing arrows in plain textSolution#press ctrl+shift+utype one of the 4-digit hexadecimal codesCharacterHex←2190↑2191→2192↓2193↔2194↕2195↖2196↗2197↘2198↙2199AuthorSeulgi LeeSecurity Researcher