如何去掉桌面文件蓝底-(如何去掉桌面文件蓝底白字)

如何去掉桌面文件蓝底 (如何去掉桌面文件蓝底白字) {\"rich_content\":{\"text\":\"\",\"spans\":null},\"video\":{\"vid\":\"v028b0300000bpma8pmt8ah6kdj45u60\",\"duration\":29.572,\"width\":1280,\"height\":720,\"file_size\":1461352,\"thumb\":{\"web_uri\":\"tos-cn-路由网p-0000/0566336072d2482a910d121f438192c4\",\"width\":640,\"height\":360,\"image_type\":null,\"mimetype\":null,\"encrypt_web_uri\":null,\"secret_key\":null,\"encrypt_algorithm\":null,\"extra\":null},\"video_size\":{\"high\":{\"duration\":29.572,\"file_size\":813872,\"w\":854,\"h\":480},\"normal\":{\"duration\":29.572,\"file_size\":691459,\"w\":640,\"h\":360},\"ultra\":{\"duration\":29.572,\"file_size\":1028123,\"w\":1280,\"h\":720}},\"is_encrypted\路由知识":null,\"md5\":\"0e5029fd59609c5f71acf5977b95bea5\",\"tos_key\":null,\"secret_key\":null,\"encrypt_algorithm\":null,\"extra\":null}}