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<b class="Bold"><big>Live2D Cubism</big></b>
<a href="https://www.live2d.com/en/"><alt="Cubism Products and Downloads">Cubism Products and Downloads</a>
<b class="Bold"><big>Cubism product manuals and tutorials</big></b>
<a href="https://docs.live2d.com/cubism-editor-manual/top/?locale=en_us"><alt="Cubism Editor Manual">Cubism Editor Manual</a> <a href="https://docs.live2d.com/cubism-editor-tutorials/top/?locale=en_us"><alt="Cubism Editor Tutorial">Cubism Editor Tutorial</a> <a href="https://docs.live2d.com/cubism-sdk-manual/top/?locale=en_us"><alt="Cubism SDK Manual">Cubism SDK Manual</a> <a href="https://docs.live2d.com/cubism-sdk-tutorials/top/?locale=en_us"><alt="Cubism SDK Tutorial">Cubism SDK Tutorial</a>
※We cannot guarantee statements or answers from Live2D staff. Thank you for your understanding in advance.
<b class="Bold"><big>Live2D Cubism</big></b>
<a href="https://www.live2d.com/en/"><alt="Cubism Products and Downloads">Cubism Products and Downloads</a>
<b class="Bold"><big>Cubism product manuals and tutorials</big></b>
<a href="https://docs.live2d.com/cubism-editor-manual/top/?locale=en_us"><alt="Cubism Editor Manual">Cubism Editor Manual</a> <a href="https://docs.live2d.com/cubism-editor-tutorials/top/?locale=en_us"><alt="Cubism Editor Tutorial">Cubism Editor Tutorial</a> <a href="https://docs.live2d.com/cubism-sdk-manual/top/?locale=en_us"><alt="Cubism SDK Manual">Cubism SDK Manual</a> <a href="https://docs.live2d.com/cubism-sdk-tutorials/top/?locale=en_us"><alt="Cubism SDK Tutorial">Cubism SDK Tutorial</a>
[About Cubism Editor / SDK 5.4 Alpha](Updated: July 14, 2026)
You can download the alpha installer from the dedicated forum below.
If you have any feedback regarding the alpha version, including feature requests or bug reports, please use the same forum.
Cubism Editor / SDK 5.4 Alpha Forum
https://creatorsforum.live2d.com/c/cubismeditorsdk54alpha/
[Regarding macOS Tahoe](Updated October 16, 2025)
macOS v26 Tahoe is now supported!
We advise against upgrading your macOS at this time as it may cause Live2D products not to function correctly.
Upgrading macOS can also cause you to lose your Cubism Editor license file.
Please make sure to deactivate your Cubism Editor license before upgrading the macOS.
For more details:
https://help.live2d.com/en/other/other_09/
You can download the alpha installer from the dedicated forum below.
If you have any feedback regarding the alpha version, including feature requests or bug reports, please use the same forum.
Cubism Editor / SDK 5.4 Alpha Forum
https://creatorsforum.live2d.com/c/cubismeditorsdk54alpha/
[Regarding macOS Tahoe](Updated October 16, 2025)
macOS v26 Tahoe is now supported!
We advise against upgrading your macOS at this time as it may cause Live2D products not to function correctly.
Upgrading macOS can also cause you to lose your Cubism Editor license file.
Please make sure to deactivate your Cubism Editor license before upgrading the macOS.
For more details:
https://help.live2d.com/en/other/other_09/
For inquiries regarding issues with license purchases or license activation errors, please contact us through the <a href="https://www.live2d.jp/eng/contact/?redirect=1">email form.</a>
HELP!!!!!!!
the program WON'T OPEN
Comments
This is Live2D Support.
We apologize for any inconvenience this may cause.
Please check the link and try it.
https://docs.live2d.com/cubism-editor-manual/fault-map/?locale=en_us
If you are unable to resolve the issue, please let us know the following:
Live2D Software Version: (e.g. Cubism Editor 4.1.00 beta1)
OS & Version: (e.g. Windows 10, macOS HighSierra)
Video card: (e.g. GeForce GTX 950M)
CPU: (e.g. Intel Core i7-7700)
Memory(RAM): (e.g. 8GB)
Connected monitor: (e.g. TUF Gaming VG27AQL1A ×1)
Thank you.