--- title: "LINE Privacy on iPhone: Hide, Lock and Limit It (iOS 27)" description: "LINE privacy settings on iPhone: lock it with Face ID, hide it, use passcode lock, hide a chat and more. Checked for iOS 27." url: https://www.vaultforyou.app/apps/line lang: en published: 2026-10-31 updated: 2026-10-31 author: "VaultForYou Editorial Team" publisher: VaultForYou --- # LINE privacy on iPhone: every setting > Every way to hide, lock and limit LINE on iPhone, from iOS and from the app itself. Published 2026-10-31 - Updated 2026-10-31 - By VaultForYou Editorial Team - Checked against iOS 27 - Oct 31, 2026 ## Quick answer You can lock LINE with Face ID: touch and hold it and tap Require Face ID. On iOS 18 or later you can also hide it in the locked Hidden folder. LINE has its own lock too: Passcode lock. Inside the app, hide a chat and view or unhide hidden chats are available. - **Developer:** LINE Corporation - **Own lock:** Passcode lock (own code) - **Can be hidden:** Yes (iOS 18+) - **iPad app:** Yes You can lock LINE with Face ID: touch and hold it and tap Require Face ID. On iOS 18 or later you can also hide it in the locked Hidden folder. LINE has its own lock too: Passcode lock. Inside the app, hide a chat and view or unhide hidden chats are available. This page collects every privacy setting for LINE on iPhone, from iOS and from LINE's own settings, checked against official help pages in October 2026. ## LINE guides | Task | Fastest method | Time | Guide | |---|---|---|---| | Hide apps | Hide and Require Face ID | 10 sec | [How to hide LINE on iPhone](/hide-apps/line) | | Lock apps | Require Face ID | 10 sec | [How to lock LINE on iPhone](/lock-apps/line) | ## What iOS can do with LINE | Setting | Available for LINE | Where | |---|---|---| | Lock with Face ID | Yes | Touch and hold the icon -> Require Face ID | | Hide in the Hidden folder | Yes | Touch and hold -> Require Face ID -> Hide and Require Face ID | | Remove from Home Screen | Yes | Touch and hold -> Remove App -> Remove from Home Screen | | Hide notification previews | Yes | Settings -> Notifications -> LINE -> Show Previews | | Exclude from Siri and search | Yes | Settings -> Siri -> Excluded Apps | | Limit with Screen Time | Yes | Settings -> Screen Time -> Time Allowances | ## LINE's own privacy settings ### Passcode lock Go to **Home tab -> Settings -> Privacy -> Passcode lock**. Sets a numeric passcode just for LINE (entered twice). Use Face ID to unlock is on by default if Face ID is set up on the iPhone. If you forget the passcode, you must delete and reinstall LINE, which erases chats that were not backed up. ### Hide a chat On the Chats tab, touch and hold a chat and tap Hide, or tap the Edit chats icon, select chats, and tap Hide. Hiding keeps the history, and the chat comes back when a new message arrives. Hiding on your phone does not hide it on your PC. ### View or unhide hidden chats Go to **Home tab -> Settings -> Chats -> Hidden chats -> Edit -> Unhide chat**. Lists the chats you have hidden so you can bring them back. ### Notification previews Go to **Home tab -> Settings -> Notifications -> Message previews**. Turn off Message previews to hide message text in LINE notifications. On iOS 15 or later you can also turn off Show profile icons. ## Keep LINE photos out of your camera roll Photos you save from LINE land in the Photos app, outside any app lock. Move private ones into a vault and delete the originals. > **Lock this in VaultForYou.** Keep LINE photos in an encrypted vault that opens only with a pattern you draw. [Download on the App Store](https://apps.apple.com/app/vaultforyou/id0000000000) ## Frequently asked questions ### Can you lock LINE on iPhone? Yes. Touch and hold LINE, tap Require Face ID and confirm. It then needs Face ID, Touch ID or your passcode to open. LINE also has its own lock, Passcode lock. ### Can you hide LINE on iPhone? Yes. On iOS 18 or later, touch and hold LINE, tap Require Face ID, then Hide and Require Face ID. It moves to the locked Hidden folder at the bottom of App Library and leaves search results. ### Does LINE have its own passcode? LINE has Passcode lock. Sets a numeric passcode just for LINE (entered twice). Use Face ID to unlock is on by default if Face ID is set up on the iPhone. If you forget the passcode, you must delete and reinstall LINE, which erases chats that were not backed up. It uses a code separate from your iPhone passcode. ### Do LINE settings sync to my iPad? The iOS lock and hidden status don't sync with iCloud; set them on each device. LINE has an iPad app, so repeat the steps there. ## Sources - [Apple Support: Lock or hide an app on iPhone](https://support.apple.com/guide/iphone/lock-or-hide-an-app-iph00f208d05/ios) - [LINE Help Center: Setting a passcode lock on LINE](https://help.line.me/line/smartphone?lang=en&contentId=20023658) - [LINE Help Center: Hiding/unhiding/deleting chats](https://help.line.me/line/smartphone/sp?contentId=10009577&lang=en) - [LINE Help Center: Convenient notification settings](https://help.line.me/line/smartphone/?contentId=20011381&lang=en) ## LINE guides - [How to hide LINE on iPhone](https://www.vaultforyou.app/hide-apps/line) - [How to lock LINE on iPhone](https://www.vaultforyou.app/lock-apps/line) ## Other messaging apps - [Messages privacy on iPhone](https://www.vaultforyou.app/apps/messages) - [WhatsApp privacy on iPhone](https://www.vaultforyou.app/apps/whatsapp) - [Facebook Messenger privacy on iPhone](https://www.vaultforyou.app/apps/messenger) - [Signal privacy on iPhone](https://www.vaultforyou.app/apps/signal) - [Telegram privacy on iPhone](https://www.vaultforyou.app/apps/telegram) - [Viber privacy on iPhone](https://www.vaultforyou.app/apps/viber) ## Browse - [All apps](https://www.vaultforyou.app/apps) - [Hide apps on iPhone](https://www.vaultforyou.app/hide-apps) - [Lock apps on iPhone](https://www.vaultforyou.app/lock-apps) - [Block apps on iPhone](https://www.vaultforyou.app/block-apps) - [Hide photos on iPhone](https://www.vaultforyou.app/hide-photos) --- Our guides are written and fact-checked by the VaultForYou team against Apple's own documentation. We make VaultForYou, a private vault app for iPhone. Download on the App Store: https://apps.apple.com/app/vaultforyou/id0000000000