This article explains how to link your Arknights: Endfield account to GRYPHLINE. Including steps for email registration and important details on backing up your game data.
Table of Contents
How to Create an Account
Registering an Account From a Smartphone
| Account Creation Guide |
| 1. Open the ≡ Menu on the Official Website |
| 2. Select 'Login' from the Menu |
| 3. Create an Account with an Email Address |
Open the ≡ Menu on the Official Website

You can create an Arknights: Endfield account via the official website. On the mobile version, first open the Menu by tapping the '≡' icon in the top-right corner.
Select 'Login' from the Menu

To create an account, select 'Log In' from the menu that appears after tapping the '≡' icon.
Create an Account with an Email Address

You can create a GRYPHLINE account from the New Registration screen. In addition to email, you can also sign up by linking a Google, Apple, or Facebook account.
Registering an Account From PC
| Account Creation Guide |
| 1. Select 'Account' from the Left Menu |
| 2. Create an Account with an Email Address |
Select 'Account' from the Left Menu

On PC, you can create an account by selecting 'Account' from the left-side menu on the official website.
Create an Account with an Email Address

You can register a GRYPHLINE account from the New Registration screen. In addition to email, you can also sign in by linking a Google, Apple, or Facebook account.
How to Link Your Account
- Link when Creating GRYPHLINE Account |
- Link from the Account Page |
Link when Creating GRYPHLINE Account

Click the icon of an external service (Like Google, Apple, or Facebook account) on the login screen to log in. A Gryphline account will be automatically created and linked to the selected service.
Link from the Account Page

It's also possible to link an external service account to an existing Glyphline account later. After logging in, you can link them by tapping the icon for each service on the account page.
Is a Backup Necessary?
A Backup is Not Necessary
You do not need to back up your data manually. Your registered account data is stored on the official servers, so you can log back in at any time as long as you remember your email address.
How to Change / Delete Account Information
Change or Delete Your Email on the Official Website

You can change your registered email address or delete your account from the official website. Access your account page from the login screen to update your email or proceed with account deletion.
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