: Indicates the source website or the automated uploader credit.
Downloading or distributing files from such sources often violates copyright laws and carries risks of malware. If you want to watch 777 Charlie legally in high quality, it is available on official streaming platforms like Amazon Prime Video or JioCinema (which absorbed Voot's content).
: This suggests the original Kannada audio has been replaced or supplemented with a Hindi dubbed version where the audio quality has been "cleaned" (processed to remove background noise or theater artifacts).