galaxy s10 lite SM-G770FXXU1ASLF why I'm still stuck on January security patch? please help me

[Rohit9r]

Ui Version?

[ibo2000]

one ui 2.0 android 10

[Rohit9r]

As per the official document.
Update has already been released
Check this link
https://doc.samsungmobile.com/sm-g770f/phe/doc.html

Kindly check for updates again
Click on software update and check

[VikramMJ]

if you have purchased the mobile from different country from the place where you are using it then this kind of issues will be there. 

Try to connect to smart switch and check if you are able to update the Firmware.