T3-Controller date issue with leap years

T3-LB’clock Shift 1 DATE after T3000 -Config -Setting -Time-Sync with local PC
first step :
I try correct T3-LB the correct time with modbus
& test schedule is working correct

second step:
and try to Time-Sync with local PC, the T3-LB became add one date
& test schedule is error with one day more

below as attach file

There was a bugfix for leap year recently, just update the firmware and you’re good to go.

leap day , not leap year
I try difference firmware with 2 pcs of t3-lb , one pcs t3-bb

To be fair, the leap day happened in the leap year… ! ; )