Yeah trust wallet has direct connection with pancakeswap Decentralized exchanges with one click away to DApp. You can also connect uniswap and others Decentralized exchanges through trust wallet.
I did not watch the video, but the content is from 2021, and things were inevitably a little more difficult than now. Dexs have evolved to become everything with one click, but on the other hand, security is weak, so that hacking has become common, so you should not invest a lot of coins in these bridges.