How to save the files received by QQ program as permanent files under win10 system?

QQ, can be said to be our largest chat software in China, just like foreign MSN and Skype, with the vast majority of users, this software is not only used in life, with the development of Internet technology, now we Work will also use QQ as a communication software. Therefore, mastering the usage of QQ is a must for us. In the QQ program, everyone knows that the files that are generally received are time-limited. If this time limit is exceeded, our files will expire and cannot be used any more. So, is there a way we can set this file to be permanent? Below, Xiaobian uses the win10 system as an example, for everyone to introduce the operation method in detail!
1. First, we need to return the win10 computer. Go to the traditional desktop location, after that, we double click to open the QQ program in the win10 system.
2. Xiaobian Here is a group file as an example, for everyone to demonstrate the operation method, in the open group QQ chat window, we click on the file at the top of the window - upload, after that, we choose the file we need to upload, Then choose to upload it to the group.

3. After the upload is complete, we will see that the uploaded file is temporary. We only need to click to open the triangle symbol behind it, and then transfer it to a permanent file “