aaP_anquanxianlu it's simple, i don't know the problem in aapanel or let's encrtyp.
- Backup your website (include .user.ini default file aapanel)
- Delete your website
- Create your website with same folder (same domain)
- Apply new SSL again like below
done.
TIPS:
Please renew before due date, example, if your SSL Expired March, 25 2023, please renew before due date, like March 24 or Today.