The "" error in HiSuite Proxy typically occurs because the software expects a complete set of firmware files to authorize an update or downgrade. The Common "Fix" Story
Before you get frustrated, understand that this safeguard prevents you from . Installing a CUST from a different region (e.g., European CUST on a Chinese phone) can lead to: group version not match hisuite proxy work
Downgrade in small, incremental steps. For example, if you are on version .211 , revert to .210 first, then .209 . The "" error in HiSuite Proxy typically occurs
: Failing to include the required CUST and Preload packages alongside the Base package. incremental steps. For example