1. First, enter the national wisdom education platform for primary and secondary schools. After upgrading, it has become a national platform for wisdom education in primary and secondary schools. Therefore, if you want to upgrade, you only need to enter the national smart education platform for primary and secondary schools.

2. Secondly, enter the topic of "curriculum teaching is a blessing". Click on the "Curriculum Teaching" section of Senfang, where there are grades corresponding to primary school, junior high school and senior high school. Click and select.

3. Finally, select "Grade, Subject and Version" to enter the corresponding grade, and then further select "Grade, Subject and Version" and "Part I and Part II" to upgrade.