The latest update to Chrome (Version 76) has made it so creating a task is problematic for some users. Frequently when you try to save it just spins or you get a half-loaded window in the process.
While we work with Google Chrome to find the issue and fix it, if you use tasks and are having issues, we recommend uninstalling the 76 version of Chrome and re-installing the 75 version for now.
Follow these instructions to go back to version 75:
Follow these instructions to turn off “auto-update” of Chrome so it won’t update automatically to version 76 again: