Every time I try to install a trial or the full software it comes up saying 'something went wrong'

Have a look here:

https://helpx.adobe.com/x-productkb/policy-pricing/activation-network-issues.html

Hi there,

We appreciate you writing in. Have you installing the software using Creative Cloud desktop application? https://www.adobe.com/creativecloud/desktop-app.html

Let us know.

Please Consider including the following in your question:

• Adobe product and version number
• Operating system and version number
• The full text of any error message (s)
• What you were doing when the problem occurred
• Screenshots of the problem
• Computer hardware, such as CPU; GPU; the amount of RAM; etc

Thanks. The above info will help to solve your problem.