Why is S9 on Android v12 e/OS v2.3 and S9+ Android v10 e/OS 1.14t the

you probably miss an OTA upgrade,

fisrt try to clean the system updater cache,
then update to newer version using the system updater.



if clearing the cache is not suffisant to solve your problem,
install the new version from recovery :

  • download it,
  • reboot to recovery mode
  • and choose “install” (if TWRP) or “apply update” (if recovery-e)

/e/OS stable starlte download
.
https://images.ecloud.global/stable/star2lte/