The phrase "updated" in the error message can sometimes be misleading. In some cases, users are using an older version of the SamFW tool on a phone with new firmware. Conversely, some users report that the newest versions of the SamFW tool are unstable or contain bugs that result in false negatives. The tool may recognize that the phone’s software has been updated but lacks the necessary exploit to bypass that specific version.
Samsung and other Android device manufacturers regularly release updates that patch known vulnerabilities. Additionally, Google, through its Android Security Bulletins, provides information on vulnerabilities that have been patched and the versions of Android that those patches are included in. samfw running exploit fail updated