1, Baidu directly searches quicktime7.7.6 to find a reliable download address and download it safely.
2. Click the installer in the installation package directly to complete the installation of quicktime. The default installation steps are.
3. After the installation is successful, click Edit-Preferences-Registration on the player in turn to upgrade quicktime to Professional Edition.
4. On the registration page of quicktime Professional, fill in the user name and password in the compressed package just downloaded, and then click OK.
5. After the registration is completed, you can insert the video in PPT.