Expression

[k.k]

When I move the green part, the bottom part moves with it, how can I make sure it doesn’t get affected?

[Janus]

@k.k

When I move the green part, the bottom part moves with it, how can I make sure it doesn’t get affected?

Those dynamics are linked. You can unlink them in Write mode (right-click>dynamics>unlink)

[k.k]

Thanks.

[benwiggy]

You can tell they are linked because the other one turns blue when you select the first one.