Minecraft-a name almost everyone is familiar with in today’s era. It is the biggest award-winning video game. Users access a new virtual world where players must create their world with resources acquired by competing against other players. Players can modify the game and access a massive number of resources. Minecraft has a lot of problems that users have to face. One such issue is the input error. Also Known as failed to download file, the contents differ from what was expected.

The Minecraft cannot save download error is common and occurs with many versions and hardware setups. Running the game as an administrator is a quick and easy solution to fix the bug. Surprisingly, many programs have been identified as causing various Minecraft difficulties. To fix it, try updating Minecraft, disabling the firewall, Setting up Java to open the .jar extension, Reinstalling the Minecraft Launcher, or manually downloading the file.

minecraft failed to download

With the increase in its fanbase, Minecraft is not only the most purchased video game, but it also has its merchandise. They are starting from cushions, t-shirts, blankets, and many more. It also has the biggest award-winning video game. Read further to find out more.

See also: 7 Ways to Fix Minecraft LAN Not Working

Reasons for Minecraft Failed to Download the File

There may be some particular reasons why this error might occur. They are:

  • The Minecraft version is out of date
  • The mods may be corrupt
  • The firewall may block certain features
  • Minecraft is corrupt when installing

Solutions Minecraft Failed to Download the File Contents Differently from What was Expected

We have listed eight ways to fix this issue. Read on!

Updating Minecraft

When the app is outdated, it may give rise to such issues. Hence, ensure that the app is up to date.

  1. Open Minecraft and click on the optionsupdate minecraft
  2. An option will appear as a force update. Perform force updates to ensure whether they failed to download the file. The file contents differ from what was expected to be resolved.

Setting Java to open the .jar extension

When. Jar files aren’t accessed with the default program like Java, or failed to download the file contents differ from what was expected. It happens as there is a lack of compatibility between the files.

  1.  Expand the windows icon and choose Runrun dialog box
  2.  In the dialog box, type the following: %appdata%\.minecraft\assets\indexes\app data
  3. From the given file options, choose the one with .Jar/.Java extension. Right-click on it and select Properties.jar file
  4.  Under How do you want to open .jar files, choose the option OpenJDK Platform binaryopen jdk platform binary
  5. Click on OK to complete the process.
  6. See if the issue persists.

Disabling Firewall

Sometimes the activated firewall might block specific actions of specific programs. In that case, disabling the antivirus might help.

  1. In the search bar, type the control panel.
  2.  After the control panel opens, choose Windows firewallwindows firewall
  3.  Select the option to switch on/off the firewallturn off firewall
  4.  Some boxes will appear with different options. Select the option to turn the Windows firewall off.
  5.   To secure the changes, click on OK

This process might expose your laptop/computer to threats.

Downloading the file through VPN

A problem in the Minecraft server you use may be a reason for the download file issue. It is better to try using a different server using a VPN.


If you have a VPN application installed, then well and good; if not, install one. Next, connect to a different server and open Minecraft to check if the ‘failed to download file the file contents differ from what was expected’ is solved.

Opening Minecraft using the vanilla launcher

If the mods experience some glitches, opening the game using a vanilla launcher rather than a non-vanilla launcher is always better.

  1. If using a non-vanilla launcher, close it.
  2. Next, open Minecraft using the Vanilla launcher and start the game.
  3. Keep using the vanilla launcher until the Create game screen appears. Once visible, close the vanilla launcher
  4. Next, open the initial launcher that was in use.

Check if the failed to download file, the file contents differ from what was expected is solved.

Removing corrupted mods

The issue may also arise due to some corrupt mods. In such a scenario, it is better to remove them.

    1. Exit from the Minecraft launcher as well as the system tray
    2. Next, expand the Windows icon and choose Run
    3. The dialog box opens. Type the following: %appdata%app data
    4. To open the mods folder, locate. Minecraft directorymods
    5. Before removing the mods folder, copy them to some other location
    6. Try performing the download and check if the issue is solved
    7. Exit the app
    8. Next, copy one mod at a time and paste into the mods folder and again run the Minecraft launcher
    9. If it works perfectly, copy each mod and repeat the above step till the corrupt one is found out

      • If you discover the corrupted od, try updating it or contact the developer

See also: {Solved} 7 Ways to Fix Steam Won’t Open Error

Manually downloading the file

You can even manually update the Minecraft directory

  1. Start by copying the URL of the error messagecopy url
  2. Now open the web browser you use and paste it into the address bar
  3. Downloading is complete. Remember to copy it
  4. Next, right-click on the Windows icon and choose file explorer
  5. Go to the address of the error message and remove the file name (situated at the end of the address)save file
  6. Delete the file. Next, type the address as held earlier
  7. Next, open the Minecraft launcher

See also: Fixed: Steam Games Not Launching on Windows 10/8.1/8/7

Reinstalling the Minecraft Launcher

Another reason the error may occur is that the application is corrupt when installed.

  1. Open Run by expanding the window icon
  2. Type this: %appdata%app data
  3. Open the—minecraft directory. Here, search for the folder named saves. Copy it to some location.
  4. Exit the folder.
  5. Next, go-to apps and features from settings.
  6. Choose Minecraft and right-click on it. Select Uninstall.
  7. Restart the PC and delete the folders related to Minecraft.
  8. Next, reinstall Minecraftreinstall minecraft launcher


What does the 'failed to download the file: the file contents differ from what was expected' Error mean?

The 'failed to download the file: the file contents differ from what was expected' Error means there was an issue with the download process, and the downloaded file did not match the expected file.

How do I delete and re-download the file?

To delete and re-download the file, locate the file in your downloads folder, delete it, and then download it again from the source.

How do I clear my cache?

To clear your cache, go to your browser's settings, select Clear Browsing Data, and then select Cached Images and Files.

How do I disable my antivirus software?

To turn off your antivirus software, open it and look for an option to disable it temporarily. Be sure to re-enable it once you have finished the download.

What should I do if I need help with the solutions?

If none of the solutions work to fix the 'failed to download the file: the file contents differ from what was expected' Error, you may need to contact the website or software developer for further assistance.

Can I prevent the 'failed to download the file: the file contents differ from what was expected' Error from happening?

You can prevent the 'failed to download the file: the file contents differ from what was expected' Error from happening by ensuring you have a strong and stable internet connection, using a reputable download source, and regularly clearing your cache.


We hope this article helps you solve the ‘failed to download file because the file contents differ from what was expected.’

See also: Minecraft Crashes On Startup Issue: How To Fix It.