Can't connect to Unity3D? Are you trying to open Unity3D but the site is down and seems to be offline today? Check the issue below if it's idle for everyone else or just you!


Server status
80% Full


30% Full


Response time
20% Full

Ping service

In Isnotdown, you can check immediately if Unity3D works perfectly, or on the contrary, it is registering some kind of problem to offer its services.


The Unity3D service seems to be working!

Unity3D frequent failures

Unity3D is a 3D graphics engine which creates games, applications and 3D animations developed for computers with Microsoft Windows, Mac OS and Linux operating system.

With Unity 3D is possible to publish on multiple platforms such as PC, Mac, Flash, Xbox, PlayStation, Android and iOS. In addition, sites can publish games using the Unity web player plugin. It also allows prototyping to test it and check the result.

However, Unity 3D can present problems so in Is Not Down've compiled some possible solutions.

Some users have submitted in the activation of Unity3D. To resolve this, follow these steps:

1. Unplug your computer from the network, not receive an error message.

2. Then select the ""Manual Activation"".

3. Haca click ""Save License Request"".

4. Now, you must choose to save a known location.

5. Connect back to the network. Enter

6. Then File, click Browse, select the license request file and choose the required license.

7. Download the license and save the file.

8. Finally, click ""Read License"" and select the downloaded file.

Sometimes Unity3D may fail due to corrupt sources. To solve this we recommend the following:

Solution - Windows

1. In the ""Windows"" folder, open the Fonts folder.

2. On the View tab in the menu select ""Details"".

3. Check the column ""Size"" with size ""0"", which indicates the file that has the problem.

4. Delete the compressed fonts and download them again.

Solution - Mac OS

1. Open the Font Book application and select all sources.

2. In the open menu ""File"" and choose ""Validate Fonts"" then damaged fonts are displayed as invalid.

3. Clear the sources and re-install.

Troubleshooting tips
Problem solved? Still can't connect to Unity3D? Continue with Step 2.
Turn it on again. Clear internet cookies and browser cache.
Still stuck and not enjoying Unity3D, then go to Step 3.
Temporarily disable your antivirus or firewall running in the background. Now if you can access Unity3D, be aware that your security software is causing problems. Try adding Unity3D in the set of trusted sites.
DNS is a service that translates Unity3D into a machine-readable address called an IP address. In most cases, this work is done by your ISP. If only specific sites are not opening, it is likely to get corrupted.

Ask for direct help to the administrators of Unity3D

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