What are the advantages and disadvantages of Bitcoin Segwit?

Advantages:

• Bitcoin Segwit is supported from version 2.25 which allows people can save more on transaction fee using Bitcoin Segwit because the transaction size is reduced.
• BTC Segwit transactions can also be processed faster by compressing transactions and increasing the amount of data that can be written on 1 Block.

Disadvantage:

• Not all wallets and exchanges support Bitcoin Segwit. So if you want to send Bitcoin to a user of these platforms, you can only send to their Bitcoin Legacy address