Firmware upgrade eencountered an issue on Samsung - How to Fix 100% Solution

“Firmware upgrade encountered issue. Please select recovery mode in Kies & try again“ Many Samsung users get this error message when they are attempting to use Odin/Kies to root, upgrade, downgrade their devices or flashing a custom ROM. The error can be easily fixed. Note: This method would erase all your phone data so here suggest you back up your data firstly or move to the last part with Broken Android Data Extraction.