How to Disable Face ID on iPhone: A Complete Guide

Face ID is one of the most seamless security features Apple has built into its devices — but there are plenty of legitimate reasons to turn it off, temporarily or permanently. Whether you're handing your phone to someone else, troubleshooting an unlock issue, or simply preferring a passcode, disabling Face ID is straightforward once you know where to look.

What Face ID Actually Does

Face ID is Apple's biometric authentication system, available on iPhone X and later models, as well as select iPad Pro and iPad Air models. It uses a TrueDepth camera system — a cluster of sensors that projects thousands of invisible dots onto your face and captures an infrared image — to create a mathematical map of your facial geometry.

This map is stored in the Secure Enclave, a dedicated chip isolated from the rest of the device's processor. Apple doesn't store photos of your face; it stores encrypted data that can only be read locally on your device. That's an important distinction when thinking about privacy.

Face ID can authenticate:

• Screen unlocks
• App Store and iTunes purchases
• Apple Pay transactions
• Third-party app logins (banking apps, password managers, etc.)
• AutoFill in Safari

Disabling Face ID doesn't remove this data — it just stops the system from using it. You can re-enable Face ID at any time without setting it up from scratch, as long as the facial data hasn't been deleted.

How to Disable Face ID Completely

Turn Off Face ID in Settings

The primary method is through the Settings app:

1. Open Settings
2. Tap Face ID & Passcode
3. Enter your passcode when prompted
4. Toggle off any or all features listed under Use Face ID For

You'll see individual toggles for iPhone Unlock, iTunes & App Store, Wallet & Apple Pay, Password AutoFill, and any third-party apps that have requested Face ID access. You can disable all of them or just selected ones.

Delete Your Face ID Data Entirely

If you want to go further and remove the stored facial geometry:

1. Go to Settings → Face ID & Passcode
2. Enter your passcode
3. Tap Reset Face ID

This wipes the facial data from the Secure Enclave. If you want to use Face ID again later, you'll need to set it up fresh by scanning your face through the onboarding process.

How to Temporarily Disable Face ID Without Settings 🔒

There are faster ways to disable Face ID without navigating menus — useful in situations where you need to act quickly.

The Side Button Method

On Face ID iPhones, pressing the side button and either volume button simultaneously brings up the Emergency SOS / Power Off slider. This also temporarily disables Face ID and requires your passcode to unlock next time. Face ID re-enables after you enter the passcode.

Five Side Button Presses

Rapidly pressing the side button five times triggers Emergency SOS mode on most iPhones. This also disables Face ID temporarily until the passcode is entered.

Both of these methods are commonly used when someone is concerned about being compelled to unlock their phone — for example, at a border crossing or in a situation where biometric access raises concern.

Platform and Version Variables That Matter

Not every iPhone handles Face ID settings identically. A few factors affect what you'll see:

If you're on an older iPhone (iPhone 8 or earlier) or a budget model like an iPhone SE, you'll have Touch ID instead of Face ID — and the steps above won't apply. The equivalent process for Touch ID follows a similar path but through Settings → Touch ID & Passcode.

What Disabling Face ID Changes (and What It Doesn't)

Turning off Face ID doesn't disable your device's passcode. Your phone remains protected — it just falls back to passcode-only authentication. This means:

• Unlocking takes longer — you'll type your code every time
• Apple Pay still works — it'll request your passcode instead
• Third-party apps will either prompt for a passcode or disable biometric login depending on how they're built
• Your stored facial data remains unless you explicitly reset Face ID

One thing that surprises some users: Face ID can only store one face natively (plus an alternate appearance through Settings → Face ID & Passcode → Set Up an Alternate Appearance). Disabling it doesn't affect other account holders on the device — because there's typically only one registered face to begin with.

The Variables That Shape Your Decision 🤔

Whether fully disabling Face ID makes sense depends on factors specific to your situation:

• How often you unlock your phone — high-frequency users may find passcode-only authentication noticeably slower
• What apps rely on Face ID — some password managers and banking apps require biometrics and may not function the same way without it
• Your iOS version — interface details and available toggles shift across updates
• Whether you're on a managed device — corporate or school-issued devices may have restrictions that prevent changes to Face ID settings
• Your threat model — someone primarily concerned about convenience has different priorities than someone concerned about compelled biometric access

The right configuration isn't the same for every person or every use case. Your device, how you use it day-to-day, and what you're trying to protect — or preserve — all factor into which approach actually fits.