How to download the electronic invoice application system through the computer Hello, Yunnan, open the website of the IRS, and then click the download area under the tax service box; Click the download area under the tax service box, and then click the software download on the left side of the page; Click the software download on the left side of the page to find State Taxation Administration of The People's Republic of China Electronic (Network) Invoice Application System, and click Download; After downloading, double-click the downloaded software; Double-click the page and "System Detection" will pop up. Wait a moment; After waiting for a moment, the system will pop up the installation interface, and click Quick Installation; Click Quick Install, wait for a few minutes, and the page with complete installation will pop up. Click to experience it now. Click Experience Now, enter the user name and password, click Login, and the general machine invoice can be issued.