1. Find the sogou input method on the desktop of the mobile phone system and click Open.
2. Then find my option in the lower right corner of the sogou Input Method page and click Enter.
3. Then find my thesaurus option on the current page and click Enter.
4. Then find the option to clear the user's thesaurus, and click this option.
5. Then click Select Clear User Dictionary in the pop-up page to complete the setting.