Step 1 : You need to purchase the Master’s Toolkit here.
Step 2: Purchase the Arkenforge Launcher for Windows or Macintosh here. (It’s free.)
Step 3: Go to the My account page on the Arkenforge website here.
Step 4: Click on Downloads.
Step 5: Click on the Launcher Download button :
Step 6: Click OK to save the file
Step 7: Once the file downloaded, navigate to the download folder, and doubleclick on installer.