Few questions may need your help.
- Please advise if we could purchase GroupDocs.Viewer for Java V20.7 and lower the Version to V19.8.1?
(Use the new version key to register old version)
- When we use V19.8.1, the explorer cannot shows the correct page of the PPT.
Here us the PPT.
如何寫出有效率的SQL.zip (1.5 MB)