Customer is trying to upgrade the system to USG6320 V100R001C20SPC700 using web gui but it returns CRC error.
we have extract display diagnostic and check dir /all content we found out that the .cc file was only 1MB size.
the software was corrupted during transfer between one host to another.
Download a new system software from support website and make sure the download is completed.
Download all the required software using Hedex lite application.