When things are not working out in your favor, you can have all sorts of issues. This also holds true Xbox Live sign in errors. When you attempt to sign in to play a game or view how many friends are online, you get an error message with the following code – Error 80048821. Why does this message appear at all and is there a way to get it fixed? Let’s find out.

Xbox Live Sign-in Error 80048821

The error message that is visible to you, bears the following description –

Sorry, either that’s the wrong password or the email you entered doesn’t have an Xbox Live membership. Please try again or go to Xbox.com/forgot if you need help.

Code: 80048821

It mainly appears when-

The user’s Xbox Live profile is corrupted.
There’s a problem with the security information for your Microsoft account.

You can try the following solutions and see if the problem is resolved-

Verify the password for your Microsoft account
Update the security information for your Microsoft account
Move and then redownload your Xbox Live profile
Clear the system cache
Try deleting the Marketplace System Data file
Delete the most recent system update
Restart your Xbox Console.

1] Verify the password for your Microsoft account

Make sure the password you have entered to sign in is correct. If you have forgotten your password or can’t sign in with your password, try resetting it. To do so, enter your Microsoft account details and then follow the onscreen instructions.

2] Update the security information for your Microsoft account

You can add security information to-

Existing Microsoft account.
When you create your Microsoft account

In the case of your existing Microsoft account, you can add security information by adding a new email address or phone number. For this:

Scroll down to ‘Security’ section.

There, under ‘Update my security info’, select ‘Update’.

This will take you to the Security basics page. Once there, choose ‘Update my info’ option as shown in the screenshot above.

Now, Add a new email address or Add a new phone number, and then follow the directions provided to add and verify your new security info.

Once you update the security information for your Microsoft account, sign in to Xbox Live and try again to sign in.

3] Move and then redownload your Xbox Live profile

If you have a spare USB flash drive, you can use it as a memory unit. But before doing so, you’ll need to format it.

Once it is done, follow these steps to transfer or migrate your profile to the flash drive.

Plug the USB flash drive into your console and press the ‘Guide‘ button on your controller.

Now, go to Settings > System Settings > Storage.

Here, choose ‘All Devices’ > ‘Gamer Profiles’ and finally select your gamer profile.

Hit ‘Move’ button.

Select the USB flash drive to which you want to move your profile.

Re-download your profile.

4] Clear the system cache

Deleting these temporary files can help you remove the existing problems, especially if you have not cleared the cache for an extended period of time. To do this,

press the Guide button on your controller and navigate to ‘Settings’.

Under ‘Settings’ select ‘System Settings’ and look for ‘Storage or Memory’ option. When found, choose it.

Now, highlight any storage device, and then press ‘Y’ button on your controller to clear the System Cache.

If prompted to confirm storage device maintenance, select Yes.

5] Try deleting the Marketplace System Data file

If you are not aware, your Xbox console stores temporary files for the Xbox Games Store. So, see if you can fix the error message by simply deleting the Marketplace System Data file. You’ll need to take the following steps.

Press the ‘Guide’ button on your controller.

Go to ‘Settings’ > ‘System Settings’.

Here, select ‘Storage’, and then choose your primary storage device.

When done, choose ‘System Items’ > ‘Marketplace System Data’ > ‘Delete’.

Restart your console.

6] Delete the most recent system update

Microsoft occasionally releases a system update to address some minor bug fixes and improvements. If you find the latest system update is causing some problems, you an delete it and check if the problem is solved. For this,

Press the Guide button on your controller.

Go to ‘Settings’ > ‘System Settings’ > ‘Storage’.

Highlight Memory Unit (do not select it)

Now, go to your controller, press the following buttons in the sequence as provided below.

Left bumper
Right bumper
X button

Repeat the above procedure again.

Now, when prompted to ‘Delete System Update’, select ‘Yes’ option.

8] Restart your Xbox console

If nothing works, and you are still facing the issue then, restart your Xbox console.

In many cases, it has been observed that merely turning off your Xbox 360 console and then restarting it clears the problem.