: Ensure Official Samsung USB Drivers are installed and updated so the PC can correctly communicate with the device in Download Mode .
: Use the original Samsung USB cable and try different USB ports on your computer, prioritizing rear motherboard ports over front-panel ports for more stable power and data flow. odin rqtclose best
: For the best "clean" install, use the CSC file (which wipes data) rather than HOME_CSC (which keeps data) if you are trying to fix a bootloop or major software issue. Troubleshooting "RQT_CLOSE" Hangs : Ensure Official Samsung USB Drivers are installed
: This is the most frequent culprit. If OEM Unlock is not enabled in your phone's Developer Options, the device will reject custom files like TWRP. odin rqtclose best