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Fix Office App Sign-In Error 0xC0070057: Troubleshooting Made Easy!

Title: Troubleshooting the Office App Sign-in Error 0xC0070057: Easy Steps to Get Your Office App Up and Running!Have you ever encountered the frustrating sign-in error 0xC0070057 while trying to access your Office app? Fear not, as we are here to help you troubleshoot and fix this annoying issue.

In this article, we will explore the various causes behind this sign-in error and provide you with simple solutions to get your Office app back on track. So, without further ado, let’s dive in and discover how to fix the error 0xC0070057!

Causes of the office app sign-in error 0xC0070057

Corrupt Credentials

One common cause of the error 0xC0070057 is corrupt credentials. When your Office app’s credentials become corrupted, it can lead to sign-in failures.

To overcome this issue, follow these steps:

– Ensure that you are using the correct username and password combination. – If the issue persists, try resetting your account credentials or contact your network administrator.

Signed into Multiple Accounts

Another factor that may trigger the error 0xC0070057 is being signed into multiple accounts simultaneously. To resolve this, follow these steps:

– Sign out of all your Office accounts on all devices.

– Clear the cache and cookies from your browser. – Restart your computer and try signing in with a single account.

Internet Connectivity Issues

Poor internet connectivity can also obstruct your sign-in process and lead to the error 0xC0070057. Ensure you have a stable connection by following these steps:

– Check your internet connection and ensure it is stable.

– If using a wireless network, try switching to a wired connection for a stronger signal. – Reset your router if necessary and restart your computer before attempting to sign in again.

Outdated Office App

Using an outdated Office app version may also contribute to the sign-in error 0xC0070057. Here’s how you can resolve it:

– Check for updates in your Office app and install any available updates.

– Ensure that your Office app is compatible with your operating system. – Consider reinstalling the Office app if the error persists.

Fixes for the error 0xC0070057

Reconnect Microsoft Account

To reconnect your Microsoft account and resolve the sign-in error 0xC0070057, try the following steps:

– Open your Windows Settings. – Select “Accounts” and then choose “Email & accounts.”

– Click on your Microsoft account and select “Sign out.”

– Restart your PC and sign in to your account again.

Delete Credentials File in AppData Folder

Deleting the credentials file stored in the AppData folder might help resolve the sign-in error 0xC0070057. Follow these steps:

– Open File Explorer and navigate to the following location: C:UsersYourUsernameAppData.

– Find the “credentials” file and delete it. – Restart your PC and try signing in to your Office app again.

Use the Registry Editor

Using the Registry Editor can be another effective way to fix the error 0xC0070057. Here’s how:

– Press the Windows key + R to open the Run dialog box.

– Type “regedit” and hit Enter to open the Registry Editor. – Navigate to the following path: HKEY_CURRENT_USERSoftwareMicrosoftOffice16.0CommonIdentity.

– Look for the keys named “DisableAADWAM,” “DisableADALatopWAMOverride,” and “EnableADAL.”

– Double-click on each key and set their values to “1” to disable them. – Restart your PC and check if the sign-in error is resolved.

Perform a System Restore

If all else fails, performing a system restore to a previous stable state may help fix the error 0xC0070057. Here’s what you need to do:

– Open the Control Panel and select “Recovery.”

– Click on “Open System Restore.”

– Choose a restore point from before the time you started experiencing the sign-in error.

– Follow the instructions to complete the system restore process. – Once your system has been restored, try signing in to your Office app again.


In conclusion, encountering the sign-in error 0xC0070057 can be frustrating, but armed with the knowledge of its causes and solutions, you can resolve the issue with ease. Whether it’s dealing with corrupt credentials, internet connectivity issues, or outdated Office apps, we have provided you with step-by-step solutions to get your Office app up and running smoothly.

So, no more hair-pulling moments follow our troubleshooting steps, and get back to being productive in no time!

Additional Suggestions for Severe Windows Troubles

All-in-one Solution like Fortect

While the previous sections of this article have focused on troubleshooting specific errors and issues related to the Office app sign-in error 0xC0070057, there may be instances where Windows troubles are more severe and require a comprehensive approach. In such cases, all-in-one solutions like Fortect can provide a convenient and effective means to diagnose and fix a wide range of system errors.

Let’s explore the benefits and features of Fortect and learn how it can help to resolve severe Windows troubles. Primary Keyword(s): Fortect, all-in-one solution, Start Repair

Fortect is a powerful software tool designed to streamline system repair and recovery processes, offering users a simplified way to tackle various Windows issues.

With its user-friendly interface and comprehensive feature set, Fortect serves as a reliable companion for troubleshooting and resolving severe Windows troubles. One of the standout features of Fortect is its Start Repair function.

This feature allows users to initiate an automated system scan and repair process to resolve a range of common Windows issues. By clicking on the Start Repair button, Fortect will scan your system for errors, damaged files, and other potential causes of trouble.

It will then proceed to automatically fix these issues, saving you time and effort in diagnosing and resolving them individually. What sets Fortect apart from other all-in-one solutions is its extensive database of known Windows errors and issues.

Fortect utilizes this database to identify and address specific problems that you may encounter. By leveraging its vast repository of error codes and resolutions, Fortect increases the likelihood of successfully resolving your system troubles.

In addition to the Start Repair function, Fortect offers a range of other valuable features:

– System Optimization: Fortect can help optimize your system’s performance by identifying and disabling unnecessary startup applications and services. This improves boot times and overall system responsiveness.

– Disk Cleanup: Fortect locates and removes temporary files, cached internet data, and other unnecessary clutter from your hard drive. This frees up valuable disk space and can potentially enhance system performance.

– Registry Cleaning: Fortect scans your system’s registry for invalid or obsolete entries and helps to clean and repair them. This can reduce the occurrences of system errors and crashes caused by a cluttered registry.

– Privacy Protection: Fortect safeguards your privacy by securely deleting sensitive files and traces of your online activities. This ensures that your personal information remains safe and prevents unauthorized access to your data.

Using a tool like Fortect can be particularly beneficial when you are facing severe Windows troubles that go beyond the scope of specific error codes. Sometimes, multiple issues can compound, leading to a breakdown in system functionality.

Fortect’s all-in-one approach simplifies the troubleshooting process by addressing a wide range of potential problems in a streamlined manner. When using Fortect or any similar all-in-one solution, it’s important to note that these tools are powerful, but they are not foolproof.

As with any system repairs or modifications, it is recommended to create a backup of your important files and data before proceeding. This precautionary step ensures that you have a safety net in case anything unexpected occurs during the repair process.

In conclusion, while this article has provided detailed solutions for resolving the Office app sign-in error 0xC0070057, severe Windows troubles may require a more comprehensive approach. All-in-one solutions like Fortect offer users the convenience of a single tool that can identify and fix a wide range of system issues.

With features such as Start Repair, system optimization, disk cleanup, registry cleaning, and privacy protection, Fortect provides a powerful arsenal to combat severe Windows troubles. Remember to exercise caution and backup your data before engaging in any repair or modification efforts.

In conclusion, this article has addressed the troublesome Office app sign-in error 0xC0070057 and offered comprehensive solutions to resolve it. By exploring the causes of the error, such as corrupt credentials, multiple account sign-ins, internet connectivity issues, and outdated Office apps, readers have gained insights into potential problem areas.

Additionally, our suggestions for fixes, including reconnecting Microsoft accounts, deleting credentials files, utilizing the Registry Editor, and performing a System Restore, have provided step-by-step instructions for resolving the error. Furthermore, we have highlighted the usefulness of all-in-one solutions like Fortect for severe Windows troubles, offering features such as Start Repair, system optimization, disk cleanup, registry cleaning, and privacy protection.

Take note of the importance of backing up data before attempting repairs. With this information, readers can overcome the Office app sign-in error 0xC0070057 and handle other severe Windows troubles with confidence and efficiency.

Remember, technology can pose challenges, but armed with knowledge and the right tools, you can conquer them and experience smooth, uninterrupted digital productivity.

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