GR-55 System Update v1.50
This is the latest version of operating system for the GR-55. After downloading and extracting the compressed file, please refer to the “GR-55_System_Update_Procedure” pdf document included for the update procedure.
This is the latest version of operating system for the GR-55. After downloading and extracting the compressed file, please refer to the “GR-55_System_Update_Procedure” pdf document included for the update procedure.