Launch of a BEP20 token first and in the future use it as a DAO token governance?

[frangio]

If you will use on-chain governance, your contract needs to have something like ERC20Votes. If you know you will want governance later, you should probably add this since the beginning. Otherwise you would have to either upgrade the contract or wrap it later, as explained in this recent tutorial:

ERC20 Wrapper tutorial

In this tutorial we are going learn how to create a wrapped token using the ERC20Wrapper contract provided by OpenZeppelin, but first let's get familiar with what a wrapped token is. Introduction to wrapped tokens A wrapped token is a token whose value is tied to an underlying cryptocurrency. An amount of the original token is locked in a digital vault, and in return this allows an equivalent amount of wrapped tokens to be minted. This is useful for several reasons, to mention a few: To ext…