The most common way to get Facebook on iOS 12.5.7 is to download a "legacy" version that Apple still hosts on its servers for older hardware.
If the app crashes due to old age or refuses to install, the official Facebook mobile website is your best alternative. It requires zero storage space and always features the latest privacy updates. Step-by-Step Instructions Open on your iOS 12.5.7 device. Navigate to facebook.com . Log into your account.
If you have downloaded Facebook in the past using your current Apple ID, go to the App Store -> Purchased section. Find Facebook and tap the download icon. The App Store should prompt you with: "Download an older version of this app? The current version requires iOS 13.4 or later, but you can download the last compatible version" .
| Method | Works For | Difficulty | Requires Previous Download? | Safety | Reliability | |--------|-----------|------------|------------------------------|--------|-------------| | App Store Last Compatible Version | Users who previously downloaded Facebook | Easy | Yes | Very safe | Good (while it works) | | Register with Newer Device First | Users with no prior download but access to newer iPhone | Medium | No (but needs second device) | Very safe | Good | | Sideload Older IPA | Anyone | Advanced | No | Risky | Fair (requires weekly re-signing) | | Jailbreak + Facebook Lite | Advanced users only | Very Advanced | No | High risk | Variable | | Facebook via Safari | Everyone | Very Easy | No | Very safe | Excellent |
Given the difficulty and risks associated with getting the Facebook app running on iOS 12.5.7, many users find that the simplest and most reliable solution is to (or any other web browser on your iPhone).
If you have never downloaded Facebook before on your old device, you need to "seed" your Apple ID with a purchase record. Here is how to do it using a friend's or family member's newer iPhone or iPad:
You can download Facebook for iOS 12.5.7 by exploiting Apple’s legacy compatibility feature in the App Store’s Purchase History. The app will function for basic use, but it is outdated, unsupported, and carries real security risks. For longevity, switch to the Safari web app method.
The most common way to get Facebook on iOS 12.5.7 is to download a "legacy" version that Apple still hosts on its servers for older hardware.
If the app crashes due to old age or refuses to install, the official Facebook mobile website is your best alternative. It requires zero storage space and always features the latest privacy updates. Step-by-Step Instructions Open on your iOS 12.5.7 device. Navigate to facebook.com . Log into your account.
If you have downloaded Facebook in the past using your current Apple ID, go to the App Store -> Purchased section. Find Facebook and tap the download icon. The App Store should prompt you with: "Download an older version of this app? The current version requires iOS 13.4 or later, but you can download the last compatible version" .
| Method | Works For | Difficulty | Requires Previous Download? | Safety | Reliability | |--------|-----------|------------|------------------------------|--------|-------------| | App Store Last Compatible Version | Users who previously downloaded Facebook | Easy | Yes | Very safe | Good (while it works) | | Register with Newer Device First | Users with no prior download but access to newer iPhone | Medium | No (but needs second device) | Very safe | Good | | Sideload Older IPA | Anyone | Advanced | No | Risky | Fair (requires weekly re-signing) | | Jailbreak + Facebook Lite | Advanced users only | Very Advanced | No | High risk | Variable | | Facebook via Safari | Everyone | Very Easy | No | Very safe | Excellent |
Given the difficulty and risks associated with getting the Facebook app running on iOS 12.5.7, many users find that the simplest and most reliable solution is to (or any other web browser on your iPhone).
If you have never downloaded Facebook before on your old device, you need to "seed" your Apple ID with a purchase record. Here is how to do it using a friend's or family member's newer iPhone or iPad:
You can download Facebook for iOS 12.5.7 by exploiting Apple’s legacy compatibility feature in the App Store’s Purchase History. The app will function for basic use, but it is outdated, unsupported, and carries real security risks. For longevity, switch to the Safari web app method.
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