What Micropython to use?

Hello
Can I use LiPo SHIM for Pico on a Pico 2W?
In Thonny should I use Micropython (Raspberry Pi Pico) or Micropython (RP2040) for Pico 2W?

Yes, I believe you can.

I think either of those interpreter options will work with Pico / RP2040 / RP2350 boards.