Adding an Admin to Your Facebook Fan Page
Step 1: Go to your Facebook fan page
A list of all the pages you manage can be found at this link: https://www.facebook.com/bookmarks/pages
Step 2: Click Settings
Once Facebook directs you to your fan page, click “Settings” located on the right side of your screen above your Facebook cover image.
Step 3: Click “Page Roles”
Click “Page Roles” on the left side of your screen under the section “General“.
Step 4: Add an admin
To add an administrator, type the name or email of the person you want. Here, you can assign different roles to different people. For example the purpose of what is necessary here we will select Admin
After assigning roles, click “Save“.
Step 5: Re-enter password
For safety purposes, re-enter your password. Click “Submit“.
Step 6: You’re done!
The people with roles you’ve assigned will appear on your Page Roles page under the “Existing Page Roles” section such as this: