Click the download notification that enters the inbox, and then select the check box in front of "XXXXX- deemed withdrawal notification" that needs to be exported (be careful not to select other types of notifications of this patent together, which will take a long time to find after export). At this point, in the notification management menu, select notification export and save it as the desktop. At this point, it is a zip compressed package file. After decompression, there are usually several folders inside. You can click to view them one by one. There is a withdrawal notice you need to see in a folder. You can use the search function. The format of the notice is tif, which can be seen by querying with "*". tif”。
I hope it helps you.