Solved: Touchpad Facebook sign in fails - bad request

[shorty467]

My facebook app isnt the only one doing it all my apps are giving me that message when i try logging in or adding a new account. Any ideas for the other apps?

[Riddle_Decipher]

@shorty467

Thank you for joining HP Forums.}

I'll be glad to help you 🙂

I understand you are receiving a message "sign in fails - bad request ".

I'll be glad to help you out, however, for an accurate solution I will need more details:

What is the product number of your device? Use this link to find it: http://support.hp.com/rs-en/document/c03754824

(Do not share any personal information such as serial number, email ID, phone number or address on a public forum for your safety). 

Have you attempted any steps on your own before posting on the HP Forums?

When was the last time it worked without these issues? Have you attempted a system restore?

Which operating system are you using?

Did you try with a different browser?

Please reply with the details for further assistance.

Meanwhile, here's what you need to know:

Cause:

When you attempt to access a website, you may sometimes instead receive a "Bad Request" error message where the website content should have loaded. This error often contains the number "400" and may include additional text, such as "Your browser sent a request that this server could not understand. Size of a request header field exceeds server limit."

Solution

First, check the website URL you entered to make sure it is correct.
If the web address appears to be entered correctly, then the issue can usually be resolved by clearing your browser's cache and cookies.

Keep me posted for more,

Feel free to post your query for any other assistance as well,

It's been a pleasure interacting with you and I hope you have a good day ahead.

If you wish to show appreciation for my efforts, 

Mark my post as Accepted Solution.

And click on the Purple Thumbs up icon at the bottom of my comment.

Regards,