1. Check Your Recommended Environment
Recommended Browser: Please use Google Chrome.
2. Verify Your Login Steps
Enter your ID and password precisely.
On the authentication screen, try checking "Remember this device for 30 days" before you log in.
3. Issues with Two-Factor Authentication
If you're not receiving the one-time password email: Please check your spam or junk mail folder.
If two-factor authentication isn't working correctly: If you're experiencing issues with two-factor authentication, we can reset your authentication information for you. Please let us know if you'd like us to do this.
4. Please Try a Hard Refresh (Super Reload)
Sometimes, browser cache issues can prevent the screen from displaying correctly. In such cases, performing a hard reload on the problematic page may resolve the issue.
Please try one of the following methods based on your environment:
-
For Windows Users:
- Shift + Refresh button (Hold the "Shift" key while clicking the Refresh button)
- Or press "Ctrl + F5"
-
For Mac Users:
- Shift + Refresh button (Hold the "Shift" key while clicking the Refresh button)
- Or press "Command + Shift + R"
5. Error Display When Using the "Back" Button
If you use your browser's "Back" button after logging in, you might see an "Oops! Something went wrong" message.
If this happens, please try logging in again from the following URL. This often resolves the issue:
If the above steps don't resolve your issue, please contact us via the inquiry form and include a screenshot of the screen where the problem occurred.
For more detailed instructions, you can also refer to the "Unable to Log In" section in the user manual.