Legal analysis: First, get the family's mobile phone and open the WeChat APP on the mobile phone desktop. After entering the main page of WeChat, click on the toolbar above and enter my medical insurance in the toolbar. Then click on my official medical insurance WeChat account to enter. Then click on the medical insurance voucher.

Then click the activation voucher in the small window. Then choose the place where medical insurance is insured. Then click Deactivate. Next, check the ID card information and phone number on the authorization page. Then click authorize to activate. At this time, the electronic medical insurance certificate will be fine.

Legal basis: People's Republic of China (PRC) Electronic Signature Law.

Article 20 When applying for an electronic signature certificate from an electronic certification service provider, an electronic signer shall provide true, complete and accurate information.

After receiving the application for electronic signature certificate, the electronic certification service provider shall check the identity of the applicant and review the relevant materials.

Article 21 The electronic signature certification certificate issued by an electronic certification service provider shall be accurate and shall include the following contents:

(1) The name of the electronic certification service provider; (2) The name of the certificate holder; (3) the serial number of the certificate; (4) the validity period of the certificate; (five) the electronic signature verification data of the certificate holder; (6) the electronic signature of the electronic certification service provider; (seven) other contents stipulated by the competent department of information industry in the State Council.