How to send a large number of short messages by computer?

First of all, you can have a laptop or a desktop at home. This computer must be able to access the Internet.

Second, you need to download a slimming version of the software, which is very compact and easy to use, and can be operated on the web page.

Third, login user name+password+verification code.

Fourth, the upper and lower boxes are all short messages.

Fifth, select all the numbers from the table or txt notepad and paste them into the second number box, and the webpage will automatically extract the mobile phone number. There are many buttons under the number box, including: removing wrong numbers, removing duplicate numbers and so on.