To set the top yourself:
1. Locate the software and click Enter.
2. Click on My in the lower right corner.
3. Click the triangle symbol in the upper right corner.
4. Open the collection.
5. Select the set of articles you want to top.
6. Select the articles in the collection.
7. Click on the three points in the upper right corner.
8. There will be a series of choices below. Click the home page to set the top.
9, so the top succeeded. (In turn, canceling the top is the same! )