Step 4 – Scroll down and notice the IP address you are currently using. This will show the complete information about your network configuration. Step 3 – While the Command Prompt window opens, wait.

Then, tap “ Run as administrator” in the context menu. Step 2 – There, you may right-tap the “ Command Prompt“.

Step 1 – Write down “ command” in the search box. Step 1 – Check the IP addressĬheck which IP configuration you are using. Start up a Minecraft game and test whether any JavaException message is appearing or not.įix 2 – Add the IP address before joiningĪdd the IP address to the Minecraft database using File Explorer. Step 12 – At the end, don’t forget to tap “ OK” to save the alterations.Ĭlose the Control Panel window after this. Step 11 – If you can see such an entry, check the “ Allow” box for both the “ Public” and “ Private” options. Step 10 – Next, check whether you can find any Minecraft entry in the list, like – Minecraft Launcher, Minecraft Java Edition, etc. This way, you are allowing Minecraft access through the Windows Defender Firewall in all network types. Step 9 – Just tick the both the boxes for the “ Public ” and “ Private ” options. Step 8 – What you have to do next is to find “ Java(TM) Platform SE Binary” or “ OpenJDK Platform binary” app.

Step 7 – But, to change this setting, tap “ Change settings“. Step 6 – In the next screen, you will notice all the installed apps with their permissions of both Private and Public network types.

Step 5 – There, you shall find an option called “ Allow an app through Windows Defender Firewall” on the same page. Step 4 – Here, find out “ Windows Defender Firewall” and open that.

Minecraft server launcher not opening