In my Ledger Nano S, I don't get the Browser Support command.
Is this OK? What can I do about connecting to Myetherwallet?
No browser support options?
Have you checked it by following the steps in this link:
https://support.ledgerwallet.com/hc/en-us/articles/115005198565-Switch-browser-support ?
You can only connect to MEW if browser support is enabled.