tf orderflow

Hello, is there any guide or youtube video to show how to use this?   I have some bars with negative numbers like -186,  what does that mean, or is something wrong.

Hi, soon guides will be added. Thanks for letting me know your needs. Please specify wich numbers exactly to be able to help you. Maybe with a shot?

mine currently looks like this, what do the numbers mean

I want something like market delta : 

i attached the files

This is the delta difference and it is a correct value. To see in the similar way please select bid/ask mode configuration.