jiǎnfánzhuǎnhuàn
ㄐㄧㄢˇ ㄈㄢˊ ㄓㄨㄢˇ ㄏㄨㄢˋ
Simplified 简繁转换
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 簡繁轉換 and it comes back until you know it.