Step 1: Stop using Google services.

Step 2: Use end-to-end encrypted services, preferably based outside of the United States.

There's only so much Google can do, because Google's business model is much more compatible with an authoritarian leader's view of the world than not.

https://www.schneier.com/blog/archives/2013/11/surveillance_...

So it's against Google's nature as an advertising-focused corporation to do make real changes that would limit the reach of Trump's powers - at least from a technological point of view.

Legally, I guess they could become better activists against Trump and sue his administration at every turn for any data request. But so far I'm only seeing evidence of Google leadership trying to enter Trump's graces.