Google classroom helps to organize, save time and stay organized with the students. In the recent scenario, Google classrooms have the recent updates of adding of topics to the post to the stream It could be possible that you might be trying to sign in to Classroom with the wrong details of the account or the wrong information. Make sure that you’re using the correct email account which should be connected to the Google Classroom code not working, and after You again do sign in to Classroom with one of these accounts as mentioned below-
Generally we called it by the name of Education account or the G Suite for Education account, this education account is generally set up by the accredited school. It generally shown as firstname.lastname@example.org
This is generally set up with the steps, or your parent or guardian. Generally we use a personal Google Account outside of the school setting, such as a home school. Generally shown as email@example.com
This account is generally set up by the organization’s administrator. It display as your company.com
If the user unable to sign in with the correct email account and the password, it maybe because the school’s administrator have not enable the automatically activate Classroom for new students and users.
A simple way to start a Google classroom
Create an announcement
Consider and adhere to the above information to get back to the account information. If required you can take assistance from the customer support team of the Google classroom, apart from that you can share the mail to the concerned department of the Google for Google classroom code not working