I have a dual SIM Android phone. When I call or text, I get a choice of which SIM to use. But there's no quick way to swap which SIM is used for data. There used to be a built-in settings tile on stock Android, and some manufacturers still have it, but Google's Pixels don't. So here's how to make a (fairly) quick shortcut to swap between data SIMs. First, get the brilliant open source Activity …