Many of us would know this tip, but I thought of sharing it as it will be useful for someone who does not know about it.
Suppose you want to add a field “Available To” from the Product object on to the changeset, so you would click on Add button, select Custom field in the drop down and click on A. Then you would click on next page and select the field “Available To” .
Instead, you can click on more records per list page and go to end of the address to look for “rowsperpage”:
Change it to lets say 2000 and click on enter, in this way, you don’t need to navigate to next page to select the field:
Let me know for any questions.