1. Download and install 5 1 Diagnostic Network.

2. Open the 5 1 diagnostic network, click Register in the opened page, and enter the account number and password in the page.

3. After successful registration, return to the login page, enter the account number and password on the login page, and complete the login of 5 1 Diagnostic Learning Network. 5 1 Diagnostic Learning Network is an excellent learning software, which helps you to study easily on your mobile phone, check for missing parts, provide students with convenient and quick results query and accurate diagnosis of learning situation, and provide intensive training according to the diagnosis results.