[BUG] The Data you've entered isn't valid. Please Try Again

[DanceTillPee]

im trying to sign in for like 1-2 hours and i still cant sing in. im entering all my datas correct but i get "The Data you've entered isn't valid. Please Try Again" error

[tahabice]

I got the same error but that is how I fixed it.

First, go to your profile on the browser and then copy your sessionid and steamloginsecure.

[elPandaFriki]

open the DevTools from https://steamcommunity.com/ instead of https://store.steampowered.com/ or any domain related to steampowered.com

[helioobianchi]

I just used the cookies from steamcommunity.com and it worked!. Thank you very much!

[MSoniSama]

open the DevTools from https://steamcommunity.com/ instead of https://store.steampowered.com/ or any domain related to steampowered.com

This worked, thanks.

[DanceTillPee]

i did the Delete all configuration files and it worked for me so if this solutions doesn't works for you try that