Sometimes we accidentally block someone by mistake or due to any other issue. But then after sometime, we wish to unblock his/her profile. Follow these steps to unblock friends in facebook:
- Log into your account.
- Go to your privacy settings by clicking on the Account tab of your home page.
- Click on Manage Block Lists under Block list.
- Name of the person you want to unblock
- Click "Unblock" next to the person's name.