You might get the error code 10016-23000 or NQL.23000 with the message:
You have downloads on too many devices.
Please remove downloads from another device, or go to netflix.com/changeplan for plan options.
This error on your Android phone or tablet, iPhone, or iPad means you've reached the maximum number of download devices your Netflix plan allows. To see your current limit, go to your Manage Download Devices page.
To fix the problem, follow one of these options and then try downloading again:
If you need to keep doing these steps to fix the issue, you may want to sign a download device out of your account or change your Netflix plan to one that allows more download devices.
