A new firmware build is currently rolling for the Xperia E3 (D2203, D2206) which moves the build number from version 18.4.C.1.36 to 18.4.C.2.12. In addition, a new update has arrived for the Xperia E3 Dual which moves the build number from version 18.4.B.1.20 to 18.4.B.2.14. You can see which regions/carriers this new build is rolling out to below. If you’ve updated, please post your impressions and pics below.
Xperia E3 (D2203, D2206) firmware build 18.4.C.2.12 rolling
Xperia E3 Dual (D2212) firmware buld 18.4.B.2.14 rolling
Thanks Ben and Jozef!