Update. The method of changing screen resolution back and forth described below actually worked for me. I was able to login to Intuit and then to Schwab and download my 1099 successfully:
https://ttlc.intuit.com/community/taxes/discussion/i-can-not-activate-my-softwqare-becaue-of-a-grey-...
That post described a problem with activating the software but worked for me for 1099 download as well.
