1. Sign Up & Request a License

1. Create an account at OtakuSolutions (https://otakusolutions.com/en/)

2. Click [Request Trial] on the Fast-Ref product page

3. Once approved by the administrator, confirm your license has been issued

4. Select the appropriate 3ds Max version and download the .mzp installer

2. 💻 Download & Install the .mzp File

• Launch 3ds Max for the first time.
• Drag the downloaded .mzp file directly onto the 3ds Max viewport. The plugin installs with a single click, automatically matching your 3ds Max version.

• This is the whitelist path confirmation step before installation. Installation proceeds only to the listed path as part of a strict security check. The Autodesk default path is typically as shown below:
• If the path looks correct, click [Yes]. If it is not the intended path, click [No] and contact OtakuSolutions with a screenshot.

• This dialog appears when the plugin is already installed. If the path is correct, simply click [Yes].

• When installation is complete, the message shown above will appear. Clicking Yes will restart 3ds Max.

Register to the Shelf

Customize UI → 'OtakuSolutions_Tools' → Fast-Ref

Refer to the image above to register the macro key to your Shelf panel.

Access via Menu (2025+)

For 3ds Max 2025 and later, an 'OS Tools' menu is added automatically. You can access Fast-Ref through this menu.