Created attachment 163804 [details] demo of the above bug SUMMARY Selected file is unselected and unselected file is selected in the first row STEPS TO REPRODUCE 1. Open dolphin on folder and resize the dolphin where to view all file we need scroll 2. Select one or more file in first row and all the file in that first row. 3. press CTRL and select all the file below first row to last row. OBSERVED RESULT non selected file in the first row will be selected and selected file in first row is deselected. EXPECTED RESULT selected file is unselected and unselected file is selected in first row