Upgrading Android version from 11 to 12

[Members_o2UbMJ1]

How can I upgrade the android version from 11 to 12 in my A50 galaxy phone?

[Reaperloyal]

Use custom rom if no more updates are given by samsung

[Gautik]

Better to switch on latest one

[GangD]

Help me in getting Android version upgraded from 11 to 12