What is the new variant of Covid 19?

Omicron is the new variant of COVID 19 which is increasing rapidly around the world.It is started from South Africa the first case of omicron was found in South Africa but the death rate in omicron is less than as compare to sarting of covid 19.Now the scientists also said that in last 4 to 5 months the cases will decrease and the virus can also be normal let's hope what they have said can actually be true.