If the following messages are displayed, access from your account and device has been restricted.
- Your device has been disconnected from the group.
- Service usage for this account has been suspended.
Please ask your company's group administrator or sub-administrator to reactivate your access.
Information to Provide to Your Administrator
- Account name or email address
- The type of device or app you are using
Example: Using Google Chrome on a Windows PC, or using the mobile app on an Android smartphone
Information for Administrators
Temporarily Suspending or Deleting Access from Any Device (Web Browser)
https://teachme.jp/8/manuals/41165858
About the Information Displayed as "Device in Use"
https://help.teachme.jp/hc/en-us/articles/4402392365337