Why can't nails be healthy and gray? Are they all changed or yellow?

Hello, please refer to the following steps: 1. Landing in official website. Click "Enterprise Login" in the upper right corner. 2. An error message will be prompted at this time. Then, the administrator logs in. The account number of the administrator is the cell phone number of the team leader, and the password is the nailed login password of the team leader. 3. We can see the main interface of the management background. 4. Click "Settings" in the upper right corner, and then click "Enterprise Information Settings" on the left. 5. Then you can modify the name and enterprise profile you want to change, and finally click "Save".