If you are having issues with thinkorswim (ToS) lagging — especially at market open — you are not alone.

The solutions listed here were collected from websites and ToS support, but only one actually worked for me. To save you some time, here it is:

Open a new instance of…

Rob Jones

Programmer/Generalist. Owner/Operator at rechor.com

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store