Since "diqiclass m55ca" is not a standard system file, always before opening it to ensure it does not contain malicious software.
: The official software for creating and opening .rar (Roshal Archive) files. Download diqiclass m55ca rar
Select or "Extract to diqiclass m55ca/" from the menu. The software will decompress the data into a usable folder. Important Safety Note Since "diqiclass m55ca" is not a standard system