Learn how to resolve the 400 bad request error with five simple methods. Build your website with Hostinger web hosting today 👉 http://bit.ly/3VikKn0
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The 400 bad request error indicates that the request sent to the web server is corrupted or invalid. It can be caused by incorrect URL syntax, corrupted cookies or cache, DNS issues, or large file size. Watch this video to learn how to troubleshoot this error.
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How to Fix a 400 Bad Request Error: 8 Easy Methods – Hostinger Tutorials: https://www.hostinger.com/tutorials/how-to-fix-400-bad-request-error
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🕒 Timestamps
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00:00 – Intro
00:46 – Causes of 400 Bad Request

How to Fix a 400 Bad Request Error
03:44 – Double Check the Domain Address
04:19 – Clear Browser Cache and Cookies
05:39 – Turn Off Browser Extensions
06:47 – Flush DNS Cache
08:52 – Check the File Size
09:39 – Outro
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The 400 bad request is an HTTP status code that indicates an error caused by an invalid request.

📌 Causes of 400 Bad Request
This error is mainly triggered by client-side issues. The common causes include:
👉 Corrupted or expired browser cache or cookies
👉 Wrong URL syntax
👉 Invalid DNS cache
👉 Large file size

📌 How to Fix a 400 Bad Request Error
In this video, we’ll show you how to fix a 400 bad request error using five easy-to-follow methods:

👉 Clear Browser Cache and Cookies
The steps will vary on different browsers. We’ll show how to do it on Google Chrome, Mozilla Firefox, and Safari.

👉 Double Check the Domain Address
See if there are any typos or extra characters in the domain address.

👉 Turn Off Browser Extensions
Browser extensions can potentially affect cookies and interfere with the requests you send to the web server. Disable all your extensions to see if one of them is causing the error.

👉 Flush DNS Cache
The steps will vary on different operating systems. In this video, we’ll guide you to solve 400 bad request error on Windows, macOS, and Google Chrome.

Here are the specific commands for various macOS versions:

🟣 macOS 11 Big Sur, 12 Monterey or 13 Ventura:
sudo dscacheutil -flushcache; sudo killall -HUP mDNSResponder

🟣 macOS 10.11 El Capitan, 10.12 Sierra, 10.13 High Sierra, 10.14 Mojave, or 10.15 Catalina:
sudo killall -HUP mDNSResponder

🟣 macOS 10.10 Yosemite:
sudo discoveryutil udnsflushcaches

🟣 macOS 10.7 Lion, 10.8 Mountain Lion, or 10.9 Mavericks:
sudo killall -HUP mDNSResponder

🟣 macOS 10.6 Snow Leopard:
sudo dscacheutil -flushcache

🟣 macOS 10.5 Leopard:
sudo lookupd -flushcache

For Google Chrome, use chrome://net-internals/#dns.

👉 Check the File Size
See if the file you want to upload fits the website’s upload limit.
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