How to correct the typo on the mobile phone?

If it is caused by carelessness, then type slowly, impatience is easy to press the wrong key!

If you don't have a solid knowledge of Chinese characters, you can download a Chinese dictionary App and let yourself learn a few Chinese characters every day, so as long as you stick to it, you will be proficient in basic common words and it will be difficult to write typos!

Besides, your language ability will improve quickly! You can try, and I wish you success!