To restore your chat history after transferring your LINE account, you need to back it up beforehand.
Before backing up your chats, be sure that:
• iCloud Drive/Google Drive is turned on.
Note: This feature is unavailable on devices that cannot use Google Drive.
For the basic ways to back up your chat history, see below.
iOS users
There are two methods available for backing up your chats to iCloud Drive.
Manually back up chats to iCloud Drive
1. From the Home tab, tap Settings > Chat history backup under Backup and transfer.
2. Tap Back up now.
Note: If you don't see Back up now, you need to set a backup PIN, so tap Create backup PIN to back up your chat history.
3. After your backup is complete, tap Transfer account or Close.
Note: If you tap Transfer account, you can transfer your account with an easy transfer QR code.
Automatically back up chats to iCloud Drive
1. From the Home tab, tap Settings > Chat history backup under Backup and transfer.
2. Tap Back up how often.
3. Select how often you want to back up your chats.
Your chats will only be backed up automatically if your device and settings meet the conditions below when the auto-backup refresh starts.
• Your device is plugged into an outlet.
• Your device is connected to the internet.
• The Background App Refresh setting on your device is turned on.
Android users
There are two methods available for backing up your chats to Google Drive.
Manually back up chats
1. From the Home tab, tap Settings > Back up and restore chat history under Backup and transfer.
2. Tap Back up now or Back up to Google Drive.
Note: If you don't see Back up now or Back up to Google Drive, you need to set a backup PIN, so tap Create backup PIN to back up your chat history.
3. After your backup is complete, tap Transfer account or Close.
Note: If you tap Transfer account, you can transfer your account with an easy transfer QR code.
Automatically back up chats
1. From the Home tab, tap Settings > Back up and restore chat history under Backup and transfer.
2. Tap Back up how often and turn Enable auto-backup ON.
3. Select how often you want to back up your chats.
Your chats will only be backed up automatically if your device and settings meet the conditions below when the auto-backup refresh starts.
• Your device is plugged into an outlet.
• Your device is connected to the internet.
Note: If you can't use a Wi-Fi connection, you can still back up your chats with Use mobile data selected.
Your chats will be backed up automatically when you stop using your device and its screen has turned off.
For more information about the chat history that will be backed up, see the following Help article.
