Open the homepage of WeChat, click the magnifying glass in the upper right corner, input the Spike Code to search, select the Spike Code app, click "My", enter the "Real Name Authentication Management" page, select the name that needs to be changed, and follow the guidelines to change it. Upload your photo. Safe travel during an epidemic requires the support and protection of big data. Recently, "Sui Kang Code" has become one of the most frequently used apps by Guangzhou citizens.