1stMU CLIENT CENTER

Download
the client.

Choose the package you need, then follow the launcher flow to install or update the client safely.

01 / CLIENT PACKAGES DOWNLOAD OPTIONS

Choose your download method

Pick the package that matches your situation. The mini install is the fastest way to start; the full client contains the complete game archive.

02

Install & Update

Open the launcher, click Update, wait for 100%, then run Game.exe.

MU Private Launcher update screen
MU Private Launcher

New installs and updates use the same flow: open the launcher, click Update, wait for 100%, then run Game.exe.

  1. 01
    打开启动器

    Run MU Private Launcher from the client folder.

  2. 02
    点击更新

    Wait until the progress bar reaches 100%.

  3. 03
    启动 Game.exe

    Start the game only after the update is complete.

03

Security Fixes

Use these notes if Windows Security, antivirus, or permissions block the client.

排除客户端文件夹

If Defender or antivirus blocks a file, restore it and add the game folder to exclusions.

仅使用官方链接

Download only from the official links above to avoid modified or incomplete packages.

保留一个干净的安装

Do not mix old files with a new package. A clean folder patches faster.

修复权限后重新启动

If security software blocked a file, restart once and patch again.