You may have created your tiktok account using a Facebook Account in the past. And now want to remove your Facebook account from tiktok ID.

How to Unlink Titktok from Facebook
To Remove Tiktok from Facebook follow these steps.
- Open the Facebook App on Your Mobile
- Tap on Menu ☰ in the top right corner (Android) and bottom right corner (iPhone)
- Tap on Settings ⚙️ in the top right corner and scroll down
- Tap on Apps and Website under the Your Activity section
- Find Tiktok from the list and tap on it
- Tap on Remove in the blue button, and confirm it again
Faq
Q1. Can We reconnect tiktok with Facebook?
Ans: Yes you can connect it again.