This wikiHow teaches you how to sign out of your LINE account and app on an iPhone or iPad. Although there is no sign-out option in the LINE app, iOS 11 and later users can log out of their account by closing the app loading in the device's storage space ("Storage") settings.
Step
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Step 1. Open the iPhone or iPad settings menu (“Settings”)
The settings menu is usually displayed on the device's home screen.
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Step 2. Touch General
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Step 3. Swipe the screen and touch iPhone Storage or iPad Storage.
It's in the middle of the menu. A list of applications installed on the device will be displayed.
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Step 4. Swipe the screen and touch LINE
A page containing application size information will be displayed.
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Step 5. Touch Offload App
It's a blue link in the center of the screen. The device will delete LINE from the iPhone or iPad, without clearing its data. A confirmation message will be displayed after that.
You can re-download LINE when you're ready or need to sign back in to your account
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Step 6. Touch Offload App to confirm selection
Now you have successfully logged out of your LINE account and the app has been deleted.