Minecraft has become synonymous with our lives as more and more new users have delved into the creative world and enjoyed it up to its full extent. Minecraft servers receive frequent updates to make it more enjoyable. But, some users are complaining that they can’t update their Minecraft Runtime Environment using the Minecraft Launcher. In this article, we have discussed 4 distinct ways to fix this issue related to the Minecraft Runtime Environment.
Fix 1 – Repair Minecraft Launcher
The best and the simplest way to deal with this problem is to repair the Minecraft app on your computer.
1. At first, press the Windows key+R keys together.
2. Then, type “appwiz.cpl” and hit Enter to open the Program & Features window.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 1 Appwizdotcpl](https://thegeekpage.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
3. When it opens up, look for the “Minecraft Launcher” app in the list of apps.
4. Just right-click on it and tap on “Repair” to uninstall it from your computer.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 2 Repair Minecraft Min](https://thegeekpage.com/wp-content/uploads/2021/10/repair-minecraft-min.png)
Now, all you have is to wait for Minecraft is to repair the application on its own. After that, try to update the Runtime Library once more.
Check whether this works for you or not.
Fix 2 – Install the Minecraft in C: drive
Many users have solved the issue simply by installing Minecraft in the system drive (aka where Windows is installed).
1. Go to the location where you have the Minecraft Launcher file downloaded.
2. Simply double-click on the “MinecraftInstaller“.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 3 Minecraft Installer Dc Min](https://thegeekpage.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
3. Tap on “Next“.
4. Now, check whether the install location is already set to the C: drive.
Otherwise, tap on “Change” and select the “C:” drive.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 4 Next Change Min](https://thegeekpage.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
5. Now, select the “Minecraft Launcher” sub-folder in the “C: drive” location to install it.
6. Further, tap on “OK“.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 5 Launcher Next Min](https://thegeekpage.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
6. Finally, tap on “Install” to complete the process.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 6 Install Min](https://thegeekpage.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
After installing the launcher, check it out. This should have fixed the problem you are facing.
Fix 3 – Uninstall and reinstall Minecraft
This problem will be solved simply by uninstalling and reinstalling Minecraft altogether.
1. Press the Windows key+R keys together.
2. Then, write “appwiz.cpl” and hit Enter to open the Program & Features window.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 1 Appwizdotcpl](https://thegeekpage.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
3. When it opens up, you will find the “Minecraft Launcher” app.
4. Then, just right-click on the app and tap on “Uninstall” to uninstall it from your computer.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 8 Uninstall It Min](https://thegeekpage.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
Follow and confirm the action to completely uninstall it from your computer.
Once you are done, follow these instructions to install Minecraft again.
1. At first, download the MinecraftInstaller.
2. After downloading it, run it on your computer.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 3 Minecraft Installer Dc Min](https://thegeekpage.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
Now, follow the on-screen instructions to install the Minecraft Launcher on your computer.
Fix 4 – Download Minecraft directly
This problem is prevalent if the Minecraft Launcher is downloaded from an external source other than the official one.
1. At first, press the Windows key and type “Minecraft” in the search box.
2. Then, right-click on the “Minecraft Launcher” and tap on “Uninstall“.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 10 Minecraft Uninstall Min](https://thegeekpage.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
Now, follow the on-screen instructions to completely uninstall the Minecraft Launcher from your computer.
3. Then, go to the Minecraft alternative download section.
4. On this page, you will notice several download links for various versions of Minecraft.
5. Then, tap on “Minecraft.exe” to download the application on your computer.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 11 Minecraft Exe Min](https://thegeekpage.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
6. Then, double click on the “Minecraft” to access it.
It will now download the latest Minecraft Launcher on your computer.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 12 Minecraft Dc Min](https://thegeekpage.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
6. Then, Minecraft Launcher Setup shall open up. Complete the installation on your system.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 13 Downloading Min](https://thegeekpage.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
This should fix your problem.
Fix 5 – Run Minecraft Launcher as an administrator
You can try running the Minecraft launcher as an administrator.
1. At first, right-click on the “Minecraft Launcher” icon on your desktop and tap on “Properties“.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 14 Minecraft Launcher Props Min](https://thegeekpage.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
2. Then, go to the “Compatibility” section.
3. There, just check the “Run this program as an administrator” option.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 15 Run This Progarm As An Admin Min](https://thegeekpage.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
4. Finally, tap on “Apply” and “OK” to apply these changes.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 16 Apply Ok Min](https://thegeekpage.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
Finally, run the Minecraft Launcher and update the Minecraft Runtime Library. This time, your problem should be solved without any further issues.
Fix 6 – Disable Windows Defender Firewall
Minecraft Launcher may have been blocked by Windows Firewall. Disable the firewall on your system and run the launcher again.
1. At first, press the Windows key+R keys to open the Run terminal.
2. Then, type “firewall.cpl” and hit Enter.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 17 Firewall Cpl Min](https://thegeekpage.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
3. Now, on the left-hand side, tap on the “Turn Windows Defender Firewall on or off“.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 18 Turn On Windows Defender Min](https://thegeekpage.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
4. Now, for the ‘Private’ network settings, check the “Turn off Windows Defender Firewall (not recommended)” option.
5. Similarly, in the ‘Public’ network settings, tick the “Turn off Windows Defender Firewall (not recommended)“.
6. Then, tap on “OK“.
![Fix - Unable to update the Minecraft Runtime Environment [4 Ways] 19 Turn Off All Min](https://thegeekpage.com/wp-content/plugins/wp-fastest-cache-premium/pro/images/blank.gif)
After that, try to run the Minecraft Launcher. This time you won’t face the problem.