Go to www.Facebook and log into your account
Click or tap on your photo at the top right corner of Facebook
Click or tap on your profile name
Then select “Friends”
Next, click or tap on the 3 dots in the top right corner of the list
Click or tap “Edit privacy”
For “Friends list”, click the icon on the right and ensure it is set to “Only me”
We recommend using the setting of “Only Me” for these options for optimal security.
Screenshots of Computer View:
DEMO- How To Make Your Friends List Private