1. A method for filtering file clusters, wherein a plurality of advanced filter actions with different filter conditions and independent from each other is performed on content of a main result file, so as to keep a history record and respective search results of each advanced filter and present the history record and search results on a target interface, the method comprising: Step S 110 , obtaining the main result file from a data source end; Step S 120 , acquiring each content data in the main result file and storing the content data as a temporary set; Step S 130 , opening a new file page on the target interface at a local end and displaying content of the temporary set in the file page; Step S 140 , selecting a random file page from the target interface as a main filter page; Step S 150 , inputting at least a keyword to perform keyword filter on the temporary sets belonging to the main filter page, so as to obtain a filter result file; and Step S 160 , acquiring each content data in the filter result file, storing the content data as another temporary set, and repeating Steps S 130 to S 160 .