A Click Edit button to enter into the edit panel and switch to the Crop tab, then just drag the dashed frame on the video screen of the original preview window to cut off the unwanted parts to get the right aspect ratio you need. Q How do I install and register the software A Please find more details at Install and register Windows products. Q I am unable to download the program properly. What can I do A Please check whether your computer has been infected. Then check your IE settings. Please click Internet option. Tools, and then select the General Page, just click Delete file., and it will be OK. Q Can I change the output file name A Yes. Please find the column named Destination File on file list. Click the particular output name under the Destination File column, and then you can specify the output file name. Equipped with advanced HD video encoder and edcoder technology, Pavtybe HD Video Converter can convert with advanced HD video formats, like TS,MTS,M2TS,MKV,MOV,MOD,HD.