Operation method: install the "E-photo installer V6.0" on the computer for tax filing, as shown in the figure: If the "E-photo installer" is not installed, you can choose to install the CD or download the program from the "download center" in Huixin.com. When the installed digital certificate program is lower than version 6.0, click Start → Programs → Control Panel → Add or Remove Programs, and then click ZJCA.

CSPV 1. 1, Huixin Software, Minghua Driver, Qiqi Driver, Zhejiang CA Authentication Client ",then uninstall and restart the computer, and then complete the installation of version 6.0 program. 2. Import the signing certificate within the latest validity period? After plugging in the USB flash drive, double-click Zhejiang CA on the computer desktop.

CSP Certificate Import Tool (or click Computer Start → Program → Huixin Technology → "ZJCA" → "CSP")

→ "Certificate Import Tool"), first click "Read Certificate", then select the newly signed certificate within the validity period and then click "Import Certificate". When prompted "The signed certificate has been successfully imported into the browser", click Close to end the certificate import operation. Tip:

If the signed certificate within the validity period has been imported into the computer, it is not necessary to import the certificate. Delete expired or encrypted certificates in the computer browser in time to avoid affecting the application of certificates. Operation method: Open any webpage and click Tools → "Internet" in the menu bar at the top of the webpage.

Select Options → Content → Certificate to view all the information of the imported certificate. If you can't recognize the encryption certificate, you can select all the certificates issued by ZJCA first, delete them, and then import the signed certificates within the validity period.