It is not recommended to unsecure your Facebook account, because it will be vulnerable to hacking.
If you want to turn off the two-step authentication, log in to your account. Next, go to Settings > Security and Login. To the right of Use two-factor authentication, click the Edit button, then choose Turn off.
Check also this page which gives recommendations to keep your Facebook account secure in order to avoid hacking.
CCM is not affiliated with Facebook, which means that we can't unsecure your account for you. You will have to follow the instructions from the previous reply.