- Download your Operating-System-specific version of the Technic Launcher from here, and place it where you can find it later.
- Execute the file allowing it to run and update.
- Once it opens, choose "MODPACKS" from the tab on top then find and select either BigDig or Tekkit.
- Fill out your account information if necessary.
- If asked if you wish to update your files, answer yes.
- Please select your preferences to your left, making sure your playername is spelled correctly.
- Click Subscribe to continue to the PayPal system.
- Your account will be activated within 24 hours after payment.