Add or remove an email address from your account

To add or remove an email address from your account: Click  in the top right corner of Facebook and select Settings.
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Change your language settings

To access your language settings: Click at the top right and select Settings Click Language in the left sidebar to see the following options:
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Navigate with keyboard shortcuts

Facebook has shortcuts (access keys) for people who only use their keyboards to navigate. If you experience an issue using keyboard shortcuts, please contact Facebook. Keep in mind that keyboard shortcuts can differ by browser (ex: Firefox, Internet Explorer) and OS (ex: Windows and Mac). Key Combinations for Different Browsers Find the right combination of keys for your browser in the
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How to use app passwords

App passwords are one-time passwords that you can use to log in to your apps instead of your Facebook password. If you have login approvals turned on, you won't have to wait to receive a code when you use an app password. Instead, you can skip login approvals and log in immediately. To get an app password:
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Report an app or game

If you come across a suspicious apps or games, you can report it to Facebook so they can take action. To report an app or game: Click  in the top-right corner of Facebook and
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Turn your app or game notifications on or off

To turn app or game notifications on or off: Click  in the top right of Facebook and select Settings. Click Notifications in the
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Block app invites from your friends

If you don't want to receive any app invites from a specific friend, you can block app invites from that person. Blocking app invites lets you ignore all invites coming from that friend, it doesn't mean you are blocking him or her entirely.  To ignore all app invites from a specific friend:
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Block or unblock an app or game

When you block an app or game, it won't be able to access any of your Facebook information or send you any requests. If you no longer want an app or game to contact you, you can remove it. Block an App or Game To block an app or game: Click
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Control what info your friends can see about you in the apps they use

If you and your friends use the same apps, they may be able to see some infomation about your activity within the app. To control what information your friends can see about you in the apps they use: Go to your App Settings.
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Control your permissions when signing up for an app or game

When you sign up for an app or game using Facebook, you can give it permission to share your activity or personal information. To control your app or game permissions when signing up: After agreeing to sign up for an app or game using Facebook, click
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