Top 11 Fixes for Youtube Server Error 400

As a highly popular video platform, YouTube offers you to enjoy an extensive array of content from entertainment to motivation and education. You have different experiences while using this platform on your Android mobile or iPhone. Sometimes, you might have a bad to worse experience due to several issues, such as video loading. YouTube Server Error 400 is one of those problems.    

Why Do You See YouTube-Server Error 400 on Your Android smartphone or iPhone?

YouTube Server Error 400 happens due to several reasons. Poor internet connection is one of the most common causes/reasons. Bad cache data, server-side technical issues, an outdated YouTube app, VPN, etc. are the ones that can also make you face YouTube server error. You need to fix it to keep watching your favorite videos on YouTube. 

Based on the exact cause, the methods/ways to sort out this error can be different for you. Here are some helpful methods/ways for your help:

Check your internet connection status

Step 1: Have a close look at the signal strength on your device. 

Step 2: Turn off your mobile data or WiFi connection and turn it on again after a few seconds if you notice a poor signal strength. 

Step 3: Connect your smartphone to the internet again. 

Step 4: Switch the internet connection from WiFi to Mobile Data and vice versa. 

Step 5: Call the customer care executive of your internet service provider if you do not see any improvement in the signal strength.

Restart your Android device

Step 1: Press the power button and keep pressing it until you see menu options on your screen. 

Step 2: Click on Restart. 

Step 3: Tap on Reboot or Restart to confirm your request. 

Step 4: Wait until your device restarts. 

restart phone

Restart your iPhone

Step 1: Press and hold the Wake/Sleep button with either of the volume buttons. 

Step 2: Move the Slider from the left to the right to make your iPhone go off.

Step 3: Let your iPhone shut down fully. 

Step 4: Keep holding its Wake/Sleep button after pressing it to turn it on again. 

shut down iphone

Restart your YouTube app

Step 1: Close your YouTube app from the background. 

Step 2: Wait for a few seconds or minutes.

Step 3: Launch the YouTube app again on your Android mobile or iPhone. It will help the app get rid of minor issues/glitches within it. 

Check for Date and Time Settings

Step 1: Click on General Management after opening the Settings app on your smartphone (Android or iPhone).

Step 2: Turn on the toggle button next to Automatic Date and Time after tapping on Date and Time. 

date and time

Log into your Gmail again 

Step 1: Go to the Settings app and then to Account & Sync

Step 2: Select the Gmail ID you have signed in with to watch videos on YouTube. 

Step 3: Click on the selected Gmail ID. 

Step 4: Tap on the Delete Account option by scrolling down the options. 

Step 5: Relaunch the Settings app on your mobile and click on Google. 

Step 6: Go to your profile and choose Add Another Account. 

Step 7: Follow the on-screen instructions and open the YouTube app on your smartphone again. 

Clear YouTube Cache 

Step 1: Go to the Settings application and open it on your device. 

Step 2: Now, click on Apps & Permissions. 

Step 3: Scroll down the options and click on App Manager. 

Step 4: Find YouTube and open it. 

Step 5: Go to the Storage option in the App Info. 

Step 6: Click on Clear Data and then Clear Cache. 

app cache youtube

Update the YouTube App

Step 1: Launch the Google Play Store on your Android mobile or the App Store on your iPhone.

Step 2: Type YouTube in the search bar and press the Enter option. 

Step 3: Click on Update if you find any updates for the YouTube app. 

Uninstall the YouTube updates

Step 1: Go to the list of Apps installed on your smartphone. 

Step 2: Click on the YouTube app. 

Step 3: Now, tap on the App info.

Step 4: Scroll down the displayed options and click on Uninstall Updates.  

Step 5: Now, open the YouTube app to see whether the issue is resolved. 

uninstall updates

Disable VPN on your Smartphone 

Step 1: Click on Other Networks & Connections or Connections after opening the Settings app on your device. 

Step 2: Go to the VPN option. 

Step 3: Toggle the button to the left to disable VPN. 

Reset your network settings 

Step 1: Go to Connections & Sharing or Connections after opening the Settings app on your smartphone. 

Step 2: Click on Reset Wi-Fi, Mobile Networks, and Bluetooth by scrolling down the options. You may need to go to System Management > Backup & Reset > Reset Network Settings based on your mobile brands and models. 

Step 3: Select the right option – Mobile Data or WiFi.

Step 4: Click on Reset Settings. 

Step 5: Tap on OK to confirm your request. 

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