dàxiěsuǒdìng
ㄉㄚˋ ㄒㄧㄝˇ ㄙㄨㄛˇ ㄉㄧㄥˋ
Simplified 大写锁定
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 大寫鎖定 and it comes back until you know it.