Operating system: win7/win8/win 10, 32-bit and 64-bit supporting hardware: no requirement, compatible with all computers. Baidu search QVE screen recording, downloading and installation. The specific operation steps are as follows: 1. Step 1: Open it after installation, click the recording menu in the main interface, select all audio sources, and select mp4 as the video format. Image quality system default. Then click Start Recording or press Alt+F8 shortcut key, and the software will be displayed in the status bar after normal screen recording. 2. Step 2: After the recorded course or game is finished, click the Stop button or Alt+F 12, and the list will show the size and duration of the recorded file, which will be generated locally. Click the three-point icon (more operation buttons) and select Open Directory. The recorded file is in the open directory. Select the compression menu, select the compression mode, and the output format is the default. Click Add File, select the video you just recorded, and click Compress. After the compression is completed, the progress in the list will be 100%, which means the compression is complete. Click More Actions, and then select Open Directory. The compressed file is in the open directory.