Hello ​@Reza4am ,

On Manychat, you can easily remove an account and add another.

To view all the accounts linked to your Manychat profile, follow these steps:
- In the bottom left corner, click on "My Profile".
- Then, click on "Account Management".

You’ll see all the accounts connected to your profile, along with a button to add a new one (your currently active account).

To remove an account, follow these steps:
- Select the account you want to delete.
- Click on "Settings".
- Then select "Delete".
- Enter the required keyword and confirm the deletion.

Here’s a screenshot for reference:  
 

Please let me know if this helped you.