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What is Tablet Error 400 ?

A Tablet error 400 Bad Request error occurs when a server can not understand a request that has been made. This is called a 400 error because it is the HTTP status code used by the Web server to describe this type of error. A 400 Bad Request error can occur because there is a simple error in the request. You may have entered a URL incorrectly and the server can not return a 404 error for any reason.

Or maybe your web browser is trying to use an expired or invalid cookie. Some servers that are not configured correctly may also generate 400 errors instead of others that are more useful in some situations. For example, when you try to download a file that is too large on some sites, you may get a 400 error instead of an error that lets you know the maximum file size.

The reasons for the Tablet Error 400 related to the browser

• Invalid URL: Like the 404 error, an incorrect request is generated if users enter the Internet address incorrectly or, for example, insert special characters that are not allowed.
• Incorrect Cookies: If your browser’s cookies are out of date or incorrect, a 400 error may occur.
• Obsolete DNS records: Your DNS cache may contain data related to incorrect IP addresses.
• Files too large: If you try to download particularly large files, the server may refuse to accept them. The server sees it as an “incorrect request”.
• Header too long: During communication, the client and the server use the header to define the request. Some web servers set an upper limit for the length of headers.

Solution to solve Tablet Error 400

• Refresh Page

When a status code displays an error message, simply refresh the page. In particular, if this is the first time the error has occurred on a website that you normally visit with no problem, the problem is likely to be temporary. If refreshing the page does not resolve the problem, try removing the browser cache. Your web browser may have saved a copy of the error message.

• Correct URL

The next step in analyzing the problem should be to check the URL: if you entered the address manually in the browser, check that you did not make a typo. If you clicked on a link, check its spelling or go directly to the homepage and search for the correct page from that location.

• Correct cookies

The problem could also be due to outdated or incorrect cookies. To resolve this problem, simply delete the corresponding record in your browser. When you visit the website again, the software creates a new cookie.

Alternative methods to Fix Tablet Error 400

• Clear the cache and data

Clearing cache and data is also one of the major solutions to these errors.

1. Go to Settings >> Go to Application Settings (on some devices, application settings are named apps).
2. Go to, All apps >> Find the Google Play Store >> Clear data and cache
3. Once you have cleared everything, you must then force the application to stop.
4. Likewise, search for Google Play service >> Clear cache and data
5. Also look for Google Services Framework >> Open Google Services Framework >> Clear cache and data.
6. Now restart your device and try downloading the app.

• Uninstall Google Play Store Updates

 It is possible that the updated Google Play Store is causing the error. There is a risk that the updated version of Google Play Store has compatibility issues. So, in this case, you have to uninstall the updates from Google Play Store. Just follow the step to uninstall the Google Play Store update.

1. Go to Settings >> Go to Application Settings (on some devices, application settings are named apps).
2. Go to, All Apps >> Find the Google Play Store >> Uninstall Updates
3. Now restart your device and try downloading the app.