[2019] My launcher is not letting me add a 2nd account

It’s possible that this issue is caused by cookies saved on your computer. To delete the cookie files please follow the steps below:

• Press and hold the Windows key on your keyboard while pressing R (this will open a run window).
• Copy and paste the following line into the run window: %LOCALAPPDATA%\CCP\EVE\
• You should see a few folders there. One should be named QtWebEngine
• Open that folder. Then open Default.
• Delete the two of the files in there. Cookies and Cookies-journal.

Then try logging in again.