Why does Tik Tok's agency certification always fail to verify SMS verification code?

Tik Tok's institutional authentication has always failed to verify the SMS verification code, which is caused by authentication errors. The solution is as follows:

1. First, you need to open and log in to the mobile phone Tik Tok APP, as shown in the figure.

2. Go to my homepage and click on the three bars in the upper right corner, as shown in the figure.

3. Enter the Settings page and click Settings.

4. Next, select the account and security, as shown in the figure.

5. Next, you need to click to apply for official certification, as shown in the figure.

6. Personal certification, enterprise certification and institutional certification can all be applied, and official certification can be completed according to relevant conditions, as shown in the figure.