Even if you have already dialed *#0*# , try it again. Sometimes the phone exits Test Mode prematurely. After the phone enters the white Test Mode screen, watch for a . If it appears, tap “Allow” and check “Always allow from this computer”. If the prompt does not appear:
Use debugging tools to analyze why your exploit is failing. Look into system logs, and try to simulate the conditions under which the exploit is supposed to work.
Use the HOME_CSC file instead of CSC in Odin to keep your data during the flash. samfw running exploit fail updated
Extract the new file archive and right-click SamFwFRPTool.exe to select . 2. Switch from ADB to MTP Mode
Disclaimer: This article is for informational and educational purposes only. Always comply with Google's and Samsung's terms of service. Only bypass FRP on devices you legally own. Even if you have already dialed *#0*# , try it again
Always remember to backup your data before attempting any firmware downgrade or exploit. And as a final note: these tools are intended for legitimate owners to remove their own locks. Using them on lost or stolen devices is illegal.
Despite the “FAIL” line, the CSC was successfully changed to THL. Another user on a newer A56 saw the same message but reported that the CSC remained unchanged. So, after any CSC operation, always check the phone’s (dial *#1234# or use Phone INFO SAM app) to confirm if the change actually took effect. If it appears, tap “Allow” and check “Always
Security software flags exploit injectors as false positives.
Locate the older, compatible firmware (pre-2026 patch) on the SamFw site and flash it using Odin.