Facebook installs differently depending on whether you use a phone or computer, and the steps take about five minutes either way
On a smartphone, you download the Facebook app from your device's app store — the Google Play Store on Android phones, or the App Store on iPhones. On a computer, you do not install anything; you simply visit facebook.com in your web browser and log in. Both routes get you to the same Facebook account and let you message, post, and see your feed.
The phone app is smaller and faster than using Facebook in a browser on mobile, which is why most people choose it. The computer version gives you a bigger screen and is better for longer tasks like uploading photo albums or managing settings. You can use both at the same time — they connect to the same account.
Key Takeaways
- On Android phones, open Google Play Store, search for "Facebook", and tap Install; on iPhones, open the App Store and do the same.
- On a computer, go to facebook.com in any web browser — Chrome, Safari, Edge, or Firefox — and you are ready to use it without installing anything.
- After installation or login, you will need to enter your email address and password, or create a new account if you do not have one yet.
- The app and the website version are the same account, so messages and posts appear on both.
Installing Facebook on an Android phone
Open the Google Play Store app on your Android phone — it has a white triangle inside a colorful triangle icon. Tap the search icon at the bottom (it looks like a magnifying glass), type "Facebook", and tap the official Facebook app when it appears. The listing shows a blue icon with a white "f".
Tap the blue "Install" button. The app will begin downloading and installing automatically. This usually takes one to three minutes depending on your internet speed. When it finishes, the button changes to "Open". Tap "Open" to start Facebook for the first time.
On first launch, Facebook asks for permission to access your contacts, photos, and location. You can tap "Allow" or "Don't Allow" for each one — Facebook works fine without these permissions, though you will not be able to upload photos from your phone without allowing access to your photo library. After permissions, enter your email address and password, or tap "Create New Facebook Account" if you do not have one yet.
Installing Facebook on an iPhone
Open the App Store on your iPhone — it has a white icon with a blue background. Tap the search tab at the bottom right (it looks like a magnifying glass), type "Facebook", and tap the official Facebook app when it appears. The listing shows a blue icon with a white "f".
Tap the cloud icon with a downward arrow (labeled "Get") to begin the download. Your phone may ask you to verify your identity using Face ID, Touch ID, or your Apple ID password — this is a security step Apple requires. After verification, the button changes to "Install", then to "Open" when the app is ready.
Tap "Open" to start Facebook. On first launch, Facebook asks for permission to access your contacts, photos, and location. You can allow or deny each one — the app works without these permissions, but you will not be able to upload photos without allowing access to your photo library. Then enter your email address and password, or create a new account.
Using Facebook on a computer or laptop
Open any web browser — Google Chrome, Safari, Microsoft Edge, or Firefox. In the address bar at the top, type facebook.com and press Enter. The Facebook login page appears immediately. You do not need to install anything on your computer.
Enter your email address or phone number in the first box, then your password in the second box, and click "Log In". If you do not have a Facebook account yet, click "Create a New Facebook Account" and follow the steps to set one up with your name, email, and a password.
After you log in, your Facebook feed appears. You can bookmark this page in your browser so you can return to it quickly. If you use the same computer regularly, you can check "Keep me logged in" before logging in, and Facebook will remember you the next time you visit — though this is less secure on a shared computer.
What to do if the app will not install
If you see an error message during installation, the most common causes are a full phone storage, an outdated operating system, or a poor internet connection. Check how much storage your phone has left — if it is less than 500 MB, delete some photos, videos, or old apps first. Then try installing Facebook again.
If your phone's operating system is very old, Google Play Store or the App Store may not let you install the latest version of Facebook. Check your phone's settings for a system update. On Android, go to Settings, scroll to "About phone", and look for "System update". On iPhone, go to Settings, tap "General", then "Software Update". Install any available update and try again.
If you have a strong internet connection and plenty of storage but the app still will not install, restart your phone completely. Turn it off, wait 10 seconds, and turn it back on. Then try installing Facebook again. If it still fails, you can use Facebook on a web browser instead — go to facebook.com in Chrome, Safari, or another browser.
Keeping your Facebook account secure after installation
After you log in for the first time, take a moment to set a strong password — at least 12 characters long, mixing uppercase and lowercase letters, numbers, and symbols. Avoid using your name, birthdate, or common words. A strong password is harder for someone else to guess or crack.
Turn on two-factor authentication to add an extra security layer. On the app, tap the three horizontal lines at the bottom right, scroll down to "Settings & privacy", tap "Settings", then "Password and security". Tap "Two-factor authentication" and follow the steps. This means that even if someone learns your password, they cannot log in without a code sent to your phone or email.
Be cautious about which permissions you grant the app. You do not need to allow Facebook access to your location, contacts, or microphone unless you plan to use those features. On Android, go to Settings, tap "Apps", find Facebook, tap "Permissions", and turn off anything you do not want to share. On iPhone, go to Settings, scroll to "Facebook", and toggle off permissions you do not need.
Frequently Asked Questions
Do I have to use the app, or can I just use Facebook in a web browser?
You can use either one or both. The app is faster and sends you notifications, but the website version works just as well on any computer or phone. Many people use the app on their phone and the website on their computer.
What is the difference between Facebook and Facebook Lite?
Facebook Lite is a smaller version designed for older phones or slow internet connections. It uses less storage and data, but has fewer features. If your phone is new or has plenty of storage, use the regular Facebook app. If your phone is old or you have a slow connection, try Facebook Lite instead.
Can I use Facebook without creating an account?
No, you need to create an account or log in with an existing one. You can create an account using just an email address and password — you do not need to provide a phone number unless you want to use it for login recovery.
Why does Facebook ask for so many permissions when I first open it?
Facebook asks for permission to access your photos, contacts, and location so it can offer features like uploading pictures or tagging friends. You can deny any permission and Facebook will still work — you just will not be able to use that specific feature.
Is it safe to stay logged in on a shared computer?
No. If you check "Keep me logged in" on a shared computer, anyone who uses that computer can access your Facebook account. Always log out before leaving a shared device, or use a private browser window instead.