What's new in Bambu Handy 3.21.0

New Features
1. Added support for the A2L printer.
2. Added support for manual multi-color printing with external filaments on A2L, including mixed AMS and external filament workflows for multi-color models.
3. Refined slicing logic to improve overall performance.
4. Optimized the timelapse switching logic.
5. Added the ability to follow specific topics in the Community.
Bug Fixes
1. Fixed an issue where some icons were not rendering correctly.

About Bambu Handy 3.21.0

Remotely control your Bambu Lab 3D printers, explore MakerWorld’s vast library of free models, and print your favorite designs with one tap!

Remote Printer Control
- Remotely operate the machine to start and stop printing whenever needed
- Get real-time printing status and resolve errors promptly
- Access to learning resources and step-by-step instructions to fix printing problems
- High-resolution live view of the printing process
- Automatic records of the printing process to help diagnose printing failures
- Automatic timelapse video of the printing process to share with others

3D Model Discovery with MakerWorld
- Explore countless creative models and enjoy high-quality printing for free
- Find trendy works and customize your unique models with MakerLab
- Like, collect, and print in one tap to bring your ideas to life
- Interact with makers and redeem credits for Bambu products

Bambu Handy is a free 3D printing platform. We are open to any feedback and suggestions. Whether you are an expert, hobbyist or newcomer, we would like to grow together with you. Contact: support.bambulab.com/en

Download Bambu Handy 3.21.0

This release may come in several variants. Consult our handy FAQ to see which download is right for you.

Variant
Arch
Version
DPI
3.21.0 BUNDLE 33 S
5260
June 1, 2026
arm64-v8a + armeabi-v7a
Android 7.0+
120-640dpi
All Releases
Bambu Handy 3.21.0
June 1, 2026

Version:3.21.0

Uploaded:June 1, 2026 at 3:05PM UTC

File size:66.41 MB

Downloads:0

Bambu Handy 3.20.0
May 13, 2026

Version:3.20.0

Uploaded:May 13, 2026 at 7:40AM UTC

File size:66.84 MB

Downloads:85

Bambu Handy 3.19.0
April 23, 2026

Version:3.19.0

Uploaded:April 23, 2026 at 10:41AM UTC

File size:66.05 MB

Downloads:143

Bambu Handy 3.18.0
April 15, 2026

Version:3.18.0

Uploaded:April 15, 2026 at 1:58AM UTC

File size:66.10 MB

Downloads:113

Bambu Handy 3.17.0
March 26, 2026

Version:3.17.0

Uploaded:March 26, 2026 at 3:33AM UTC

File size:62.12 MB

Downloads:132

Bambu Handy 3.16.0
March 11, 2026

Version:3.16.0

Uploaded:March 11, 2026 at 12:22PM UTC

File size:63.60 MB

Downloads:106

Bambu Handy 3.15.0
February 6, 2026

Version:3.15.0

Uploaded:February 6, 2026 at 9:40AM UTC

File size:87.57 MB

Downloads:165

Bambu Handy 3.14.0
January 27, 2026

Version:3.14.0

Uploaded:January 27, 2026 at 6:45AM UTC

File size:87.91 MB

Downloads:90

Bambu Handy 3.13.0
January 8, 2026

Version:3.13.0

Uploaded:January 8, 2026 at 7:59AM UTC

File size:83.15 MB

Downloads:140

Bambu Handy 3.12.0
December 25, 2025

Version:3.12.0

Uploaded:December 25, 2025 at 2:12AM UTC

File size:82.23 MB

Downloads:218

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