Safely open apps on your Mac - Apple Support

The macOS firewall shouldn't cause any problems, but you can turn it off completely to test or better yet is to approve any blocked application like Minecraft or Java that you see. ~/Library/Application Support/minecraftĥ) If that still doesn't work you can install the Java 8 JDK version for Mac OS 64-bit:Ħ) If that doesn't work I strongly suspect you have a 3rd-party firewall issue or possibly a macOS firewall/privacy issue. It will be re-created fresh when you launch Minecraft again. 1) Are you using the native Minecraft.app for macOS installed from the disk image (DMG) file that shows the version number in the bottom-left corner that was downloaded from / ? This is the latest client version for Mac:Ģ) I assume you are not using an old Minecraft.jar launcher from years ago or copied from another machine, or another 3rd-party launcher or 3rd-party client or possibly a Modpack launcher (Twitch, FTB, Skaia, etc.).ģ) Can you login using your email address + password on / web site?Ĥ) If you do not have anything in your Minecraft installation that you care about, such as saved servers, you can delete the Minecraft Application Support folder (or move it to your desktop to be safe).

Mac wont open minecraft launcher