Get helpful information about card login, balance checks, payments, and account access.
If your Discover Capital One login is not working, the problem may be caused by incorrect login details, a weak internet connection, or a temporary website issue. You can try a few simple troubleshooting steps to restore access to your account.
Visit the official Discover website: https://www.discover.com/.
Check your internet connection.
Enter your registered User ID and password carefully.
Check that Caps Lock is turned off if needed.
Use the password recovery option if you forgot your password.
Clear your browser cache and cookies.
Try opening the website in another browser or on another device.
Contact Discover customer service if you still cannot sign in.