1. First, double-click the [Feishu] shortcut on the desktop to open the Feishu application.

2. Then on the main interface, click the [Cloud Space] icon button on the left column.

3. Then, click the [Upload] button on the right.

4. Then, select a file locally and click the [Open] button.

5. In this way, our files will start to upload, and you can see the upload rate and progress.

6. Finally, after the upload is completed, you can perform various operations in the cloud space.