Professional Edition にて、カスタムオブジェクトのレコードの一括削除を行うことはできますか?
Lightning Experience でのリストビューの操作
https://help.salesforce.com/s/articleView?id=xcloud.basics_understanding_list_views_lex.htm&type=5
カスタムオブジェクトの削除
https://help.salesforce.com/s/articleView?id=sf.dev_deleting_custom_objects.htm&type=5
組織の不要なデータを削除する
https://help.salesforce.com/s/articleView?id=000387294&type=1
000387405

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