To lock your Facebook profile on Android, go to your profile, tap the three dots, find "Lock Profile" (under Settings & Privacy > Audience & Visibility if needed), and tap "Lock Your Profile" to restrict posts, photos, and info to friends only, though availability can vary by region.
Lock Facebook Profile For Android Phones:
If you have accessed your profile, but didn't find the lock your profile feature, this is probably because you are in a region where it isn't available. But, don't worry, this doesn't mean you can't turn your profile private. In the privacy settings section, it's possible to adjust everything.
Under “Privacy,” look for the three dots, and click “See more privacy settings. Change your preferences under “Your Activity” and “How people find and contact you.” You can make posts, Stories, and Reels visible to the public and your friend list or customize content to exclude specific friends.
To lock your Facebook profile in Australia, go to your profile, tap the three dots, and select "Lock Profile," but if it's unavailable, it's a gradual rollout; use the "Settings & Privacy" menu under "Audience and Visibility" to find "Profile Locking," or adjust individual post privacy to "Friends" for similar, though less complete, protection.
Tap Menu in the top right of Facebook. Scroll down and tap Settings & Privacy, then tap Settings. Scroll down to Audience and visibility and tap the option you want to change the privacy for.
Only the following countries have the facebook lock profile option: Afghanistan, Australia, Egypt, India, Iraq, Morocco, Myanmar, New Zealand, Pakistan, Saudi Arabia, Sudan, Turkey, UAE, and Ukraine.
Tap Menu, then tap Settings. Tap Privacy & safety, then tap App lock.
When someone locks their profile, only their friends will see the following: Photos and posts on their profile. Their full-resolution profile picture or cover photo. Their stories.
Not everyone can lock their Facebook profile. This feature is available only in some countries. If you live in a country where it is available, you will see the option in your Facebook settings. If you don't see it, it might be because your country doesn't support it yet or your app needs to be updated.
Protection from Identity Theft By restricting access to your profile details, you reduce the chances of someone misusing your information for fake accounts or scams. 3. Avoid Unwanted Attention A locked profile can prevent strangers or stalkers from scrutinizing your activities, photos, or personal updates.
You can't find the "Lock Profile" option on Facebook likely because Professional Mode is enabled, or the feature isn't available in your country, but often turning off Professional Mode under your profile's three dots fixes it, allowing you to see the lock option in the same menu or via Settings & Privacy > Privacy Checkup. If it's still missing after turning off Professional Mode, try searching "lock" in settings, updating your app, or reporting the issue to Facebook support, as it's a server-controlled feature rolled out gradually.
Set up or change your work profile lock
It is private. Locking it ensures people can't get any information on me, my friends, or my loved ones. It prevents snooping.
Securing your profile on Android or iOS
You can use a passkey instead of your password to access your Facebook account or use Messenger. You can also use passkey to do things like protect your encrypted backups on Messenger, or autofill your payment information when using Meta Pay.
On the privacy page go to the section called “Who can look me up?” Use the “Edit” button at the far right to change it to “Friends.” This way, even if the person you wish to block is still “friends” with some of your friends, your online profile will not be searchable by the person so s/he cannot find you after you ...
However, since most North Korean residents have no access to the Internet, China, Russia, and Iran are the only countries where access to Facebook is actively restricted in a wholesale manner, although it is possible to access the site through onion services.
As can be seen from the explanation, once a profile is locked, only friends are able to see the contents and the full resolution profile picture and cover photo, while other people are restricted to a maximum of five profile details.
Mutual friend content: There's a chance that you'll see content about the blocked profile through mutual friends. For example, if the blocked profile tags a mutual friend in a photo, you might see this on your friend's timeline. Photos: You might see photos or tags of the blocked profile added by other people.
Prevents strangers from downloading or misusing your profile photos. Hides posts, friend lists, and personal information from unknown users.
Unfortunately, the majority of these articles will tell you that there's no definitive list or metric that tracks that. Facebook has even stated that they do not allow users or third-party apps to keep track of users that way.